Securities code: Jiangsu Jiejie Microelectronics Co.Ltd(300623) securities abbreviation: Jiangsu Jiejie Microelectronics Co.Ltd(300623) Announcement No.: 2022028 securities code: 123115 securities abbreviation: jiejie convertible bonds
Jiangsu Jiejie Microelectronics Co.Ltd(300623) 2021 annual report summary
1、 Important note: the summary of this annual report comes from the full text of the annual report. In order to fully understand the company’s operating results, financial status and future development plan, investors should carefully read the full text of the annual report in the media designated by the CSRC. In addition to the following directors, other directors attended the meeting of the board of directors to consider the annual report in person
Name of director not present in person position of director not present in person reason for not attending the meeting name of the entrusted person
The audit opinion of Rongcheng Certified Public Accountants (special general partnership) on the company’s financial report this year is: standard unqualified opinion. Changes of accounting firm during the reporting period: the accounting firm of the company was changed from Rongcheng accounting firm (special general partnership) this year. Tips on non-standard audit opinions □ applicable √ not applicable the company was not profitable at the time of listing and has not realized profits at present □ applicable √ not applicable to the profit distribution plan for common shares or the plan for converting accumulation fund into share capital during the reporting period reviewed by the board of directors √ applicable □ not applicable
The company’s profit distribution plan for ordinary shares reviewed and approved by the board of directors is: Based on the number of shares to be distributed on the equity registration date when the profit distribution plan for 2021 is implemented, a cash dividend of RMB 1.26 (including tax) will be distributed for every 10 shares. As of the trading day before the 21st Meeting of the 4th board of directors (i.e. April 18, 2022), the total share capital of the company was 736723290 shares, and the number of shares to be distributed after the repurchase and cancellation of restricted shares was 736666290 shares. Based on this, a cash dividend of RMB 1.26 (including tax) was distributed to all shareholders for every 10 shares, no bonus shares were given, and no accumulation fund was converted into share capital, The total cash dividend to be distributed is 9281995254 yuan (including tax). As the base, distribute cash dividends of 1.26 yuan (including tax) to all shareholders for every 10 shares, send 0 bonus shares (including tax), and increase 0 shares for every 10 shares to all shareholders with capital reserve. Preferred stock profit distribution plan for the reporting period adopted by the board of directors □ applicable √ not applicable II. Basic information of the company 1. Company profile
Stock abbreviation Jiangsu Jiejie Microelectronics Co.Ltd(300623) stock code Jiangsu Jiejie Microelectronics Co.Ltd(300623)
Shenzhen Stock Exchange
Contact person and contact information secretary of the board of directors securities affairs representative
Name: Zhang Jiaquan, Shen Zhipeng
Office address: No. 3000, Qiantangjiang Road, Qidong Economic Development Zone, Jiangsu Province
Fax: 051383220081
Tel: 051383228813
Email jj@ jjwdz com. jj@jjw dz. com.
2. Introduction to main business or products during the reporting period
According to the industrial classification and code of national economy (GB / t47542017), the company’s industries are computer, communication and other electronic equipment manufacturing (C39) and electrical machinery and equipment manufacturing (C38). It belongs to the encouraged category of the Guiding Catalogue for industrial structure adjustment (2019 version), and also belongs to the category of strategic emerging industries encouraged by the state.
The company is specialized in the R & D, design, production and sales of power semiconductor chips and devices, and has an IDM business system with advanced chip technology and packaging design, manufacturing process and testing as the core competitiveness. The company is a power (power) semiconductor device manufacturer and brand operator integrating power semiconductor devices, power integrated circuits, chip R & D and manufacturing of new components, device R & D and packaging testing, chip and device sales and services. The company’s main products are various power electronic devices and chips, including thyristor devices and chips, protective devices and chips (including TVs, discharge tubes, ESD, integrated discharge tubes, chip Y capacitors, varistors, etc.), diode devices and chips (including rectifier diodes, fast recovery diodes, Schottky diodes, etc.), thick film components, transistor devices and chips, MOSFET devices and chips Silicon carbide devices, etc. The company is in the power semiconductor discrete device industry. Discrete devices are one of the foundations of power electronic products and one of the core devices constituting power electronic change devices. They are mainly used for frequency conversion, phase transformation, voltage transformation, inverter, rectification, voltage stabilization, switching, increase and protection of power electronic equipment. They have the characteristics of wide application range and large consumption. They are widely used in consumer electronics, automotive electronics, electronic instruments It is widely used in many fields of national economy, such as industry and automatic control, computer and peripheral equipment, network communication, intelligent wear, intelligent monitoring, photovoltaic, Internet of things and so on. The company has passed iatf16949 automobile industry quality system certification, ISO9001 quality system certification, ISO14001 environmental system certification, iso45001 occupational health system certification, QC080000 hazardous substance process management system certification, UL safety certification, SGS environmental protection standard certification and other regulations. The company’s products shall meet UL electrical insulation requirements, ROHS environmental protection requirements, reach chemical registration, evaluation, licensing and restriction requirements, halogenation free, etc.
1、 At present, the company’s main business model:
The thyristor series products, diodes and protection series products of the company adopt the business model of vertical integration (IDM), which integrates the vertical industrial chain of power semiconductor chip design, manufacturing, device design, packaging, testing, terminal sales and services. The MOSFET of the company mainly adopts the business mode of fabless + sealing and testing. At present, all chips (8 inches) are outsourced chips, and some devices are sealed and tested.
At present, the company’s specific business model is as follows:
1. Procurement mode
The material management department of the company is responsible for the procurement of raw materials and auxiliary production materials. The specific procurement procedures are as follows:
(1) Classify the purchased products according to the purchase plan
(2) Preparation and determination of procurement information
The material management department shall prepare the procurement contract according to the procurement plan, and the procurement documents of main raw materials shall include the necessary information of the products to be purchased. If necessary, the material procurement department shall invite relevant technology and quality management departments to participate in the formulation of procurement requirements and specifications, or jointly formulate procurement requirements and specifications with the supplier, so as to make use of the knowledge of the supplier’s professionals to benefit the company.
(3) Implementation of procurement
The material management department shall purchase within the scope of suppliers in the list of qualified suppliers according to the approved procurement contract. Procurement is usually carried out by signing a supply contract with the supplier to clarify the price, delivery period, technical standards, acceptance conditions, quality requirements, liability for breach of contract and other relevant contents of the purchased products;
For long-term suppliers, the material management department can conduct specific procurement by fax or oral notice after clarifying the technical standards, acceptance conditions, quality requirements, liability for breach of contract and other relevant contents of the purchased products to the supplier in the form of contract; The material management department shall timely track the procurement progress and feed back to relevant departments.
(4) Verification of purchased products
The material management department shall coordinate the verification activities of purchased products; When the company or the company’s customer proposes to implement verification at the supplier’s site, the material management department shall specify the arrangements for verification at the supplier’s site in the procurement information; After the purchased products arrive at the company, the material warehouse shall register and store them in the inspection waiting area, and report to the relevant technology and quality management department for inspection; The technical agreement signed with the supplier shall be submitted to the quality management department for review. The quality management department is responsible for the management and distribution of the technical agreement documents to ensure that the technical agreement used by the company is current and effective.
2. Production mode
(1) Thyristors and protective devices
The company formulates the production plan according to the requirements of the sales order, and the technical management department formulates the process card, operation instructions and inspection procedures, which are handed over to the production personnel for reference in production. The production department of the company is divided into chip manufacturing department and packaging manufacturing department. The production mode is as follows:
① Production plan and task list
The chip manufacturing department / packaging manufacturing department shall formulate the production plan according to the results of product requirements review, considering the inventory situation and combined with the company’s production capacity; The chip manufacturing department / packaging manufacturing department shall organize and issue the follow-up work order to arrange production according to the production plan;
② The power equipment department is responsible for the management, maintenance and repair of production equipment according to the equipment management control procedure.
③ Production process control
A. The technical management department is responsible for preparing process cards, operation instructions and inspection procedures suitable for production staff to understand clearly;
B. The chip manufacturing department / packaging manufacturing department shall organize and supervise the operators to operate in strict accordance with the requirements of the documents, and make records of self inspection and mutual inspection requirements;
C. The quality management department shall conduct product inspection according to the requirements of the control procedure for product monitoring and measurement, and rectify and prevent the abnormal site according to the requirements of the control procedure for corrective measures and the control procedure for preventive measures.
（2）MOSFET
The MOSFET of the company mainly adopts the business model of fabless + sealed test. The company entrusts a chip foundry to manufacture chips. Due to the shortage of production capacity, some chips are used for independent packaging by the company, and the other part is entrusted to an external sealing and testing factory for sealing and testing. Except that the chip is manufactured by the foundry, the company’s MOSFET products are consistent with the production mode of thyristors and protective devices.
① Wafer outsourcing
A. After receiving the plan from the sales or engineering department, the operation department shall prepare wafer processing plan and EPI purchase plan, and issue purchase orders to corresponding suppliers according to the plan.
B. After the order is processed by e-mail, the quantity needs to be uploaded to the supplier in the form of wafer, and the order needs to be processed by e-mail. At the same time, the delivery data needs to be sent to the supplier in the form of wafer. After the test, the delivery data needs to be sent to the supplier in time.
C. The supplier will send the tested wafer to the company, the quality department will inspect the incoming materials, the warehouse will store the qualified products, update the warehouse report, and the unqualified products shall be implemented in accordance with the nonconforming product control procedure.
D. For some specific products, if Fab factory cannot conduct CP test, the company will outsource the untested products to the testing factory for CP test. The inspection standard shall be inspected according to the specifications prepared by the quality department.
E. The engineering department is responsible for online WIP tracking, and the operation Department is responsible for assisting in handling.
② Outsourcing of sealing and testing
A. After receiving the plan from the sales or engineering department, the operation department shall formulate the packaging plan and distribute it to the supplier after being approved by the person in charge of operation.
B. The material management department shall arrange the corresponding chip delivery according to the operation order.
C. The supplier processes according to the order. After the output, the supplier needs to give the formal shipping email in the form of email. The shipping email needs to include the model, quantity and order number, and upload the data to FTP in time.
D. The operation Department is responsible for receiving the products and delivering the products after verification according to the packaging manufacturer’s shipping list.
E. The quality department shall carry out warehousing inspection according to the inspection specifications, and the unqualified products shall be subject to inspection.
3. R & D mode
The company mainly adopts the independent research and development mode. The company has an engineering technology research center to lead the research and development of new technologies and products. In order to improve the enthusiasm of R & D personnel, the company has established a reward system to encourage invention and creation. The reward system not only improves the work enthusiasm of R & D personnel, but also encourages all employees to participate in technological innovation activities, and has achieved remarkable results.
The company’s R & D activities are carried out according to the following processes:
(1) Project source
The company’s R & D projects mainly come from the following three aspects: first, the engineering technology research center selects new technologies, processes and products for R & D Based on the in-depth investigation of the industry development trend and in combination with the company’s development strategy and development objectives; Second, the Sales Department of the company, after conducting comprehensive research on the market demand, applies for the establishment of new products, new technologies and new processes with broad prospects and large market demand; Third, it comes from the R & D needs of customized products.
(2) Project initiation
After receiving the new product demand information, the engineering technology research center will conduct a preliminary demonstration of the product demand information. If the preliminary demonstration is feasible, the project initiation meeting will be held to determine the project R & D content and project leader, establish a project team, and officially start the project R & D work.
(3) Design and development
The project team shall carry out design and development according to relevant requirements of design and development. After the design and development are completed, a review meeting will be held to evaluate whether the project has completed the design and development and achieved corresponding R & D results.
(4) Feedback and correction
The project team shall further improve the project design and development scheme according to the review results of the meeting, and feed back the modified and improved contents to the director of the engineering technology research center in time.
(5) Product trial production
With the cooperation of quality, production and other relevant departments, the project team will conduct proofing according to the design and development scheme determined by the review. The quality and performance of samples shall be inspected and recognized by the quality department. If the sample is inspected and verified to be qualified by the customer, a project review meeting will be held to comprehensively evaluate the performance parameters of the sample. If the evaluation determines that the performance parameters of the sample pass the project acceptance, it will enter the stage of batch trial production.
(6) Small batch trial production
After the trial production of the product is passed, it will enter the link of small batch trial production. The project team assigns specific R & D personnel to track the operation status of small batch trial production in the whole process
