Sichuan Tianyi Comheart Telecom Co.Ltd(300504) : summary of 2021 Annual Report

Securities code: Sichuan Tianyi Comheart Telecom Co.Ltd(300504) securities abbreviation: Sichuan Tianyi Comheart Telecom Co.Ltd(300504) Announcement No.: 2022015 Sichuan Tianyi Comheart Telecom Co.Ltd(300504) 2021 annual report summary I. important tips 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 Zhonghui 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 Zhonghui accounting firm (special general partnership) to Zhonghui accounting firm this year. Tips on non-standard audit opinions □ applicable √ not applicable the company was not profitable at the time of listing and is not profitable at present □ applicable √ not applicable to the profit distribution plan of common stock or the plan of converting accumulation fund into share capital in the reporting period considered 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: taking 273091000 as the base, distribute cash dividends of 2.00 yuan (including tax) to all shareholders for every 10 shares, give bonus shares of 0 shares (including tax), and transfer capital reserve to all shareholders for every 10 shares.

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 Sichuan Tianyi Comheart Telecom Co.Ltd(300504) stock code Sichuan Tianyi Comheart Telecom Co.Ltd(300504)

Shenzhen Stock Exchange

Contact person and contact information secretary of the board of directors securities affairs representative

Name: Yang Jie, Zhang Qiang

Office address: No. 198, Section 1, Xueshan Avenue, Jinyuan Town, Dayi County, Sichuan Province No. 198, Section 1, Xueshan Avenue, Jinyuan Town, Dayi County, Sichuan Province

Fax: 02861011830

Tel: 02888208089

E-mail [email protected]. [email protected].

2. Introduction to main business or products during the reporting period 1. Overview of the company’s main business and products

Based on the optical communication and mobile communication industry, the company has long been committed to the R & D, production, sales and services of communication equipment related products. It mainly provides four series of products for communication operators, including broadband network terminal equipment, communication network physical connection and protection equipment, mobile communication network optimization system equipment and system integration services, and heat shrinkable products. The company’s main customers are China Telecom Corporation Limited(601728) , China Mobile and China United Network Communications Limited(600050) . The company’s products and services are widely used in the access network and intelligent networking system of communication network. During the reporting period, there was no significant change in the company’s main business. The main products and their functions and applications are as follows:

Product category specific product functions and Applications

Broadband network terminal equipment optical fiber access terminal equipment (GPON, EPON, 10g, PON for users based on wired and wireless internet access technology and multimedia audio and video technology), integrated terminal equipment (GPON, EPON), 4K IPTV Set-top box for data Internet access, WiFi access, multimedia audio and video, voice, security and other business networks, xDSL access terminal equipment, and terminal equipment of network interface.

Wifi6 wireless router, 5gcpe, network HD camera

Head (IPC), etc

4G small base stations are optimized for mobile communication network. 5g small base stations have small base stations with low RF transmission power, small coverage and flexible deployment. The main application system equipment and systems are set in indoor and outdoor signal depth coverage scenes, multi-mode and multi frequency, support the transmission and connection service of multiple antennas, and support ultra-high bandwidth. It can be applied to different scenarios to fill in the blind, realize the functions of deep coverage, increase capacity and improve user experience, and mainly serve customers with high-performance comprehensive wireless access needs such as communication operators and private network enterprise users.

Digital optical fiber repeater is a relay equipment that plays a role in signal enhancement in the process of wireless communication transmission. It belongs to the same frequency amplification equipment. It is mainly used in the scene of wireless coverage signal supplement and enhancement, extends the signal coverage of base station, and solves the problems of weak coverage and blind coverage, Improve users’ network experience.

Passive components and services of indoor distribution system (couplers and power are mainly used in large buildings, indoor sports venues, tunnels and other scenes. According to the needs of customers’ splitters, attenuators, combiners, loads, bridges and antennas, we provide customers with network optimization solutions, including repeaters, power splitters, couplers and other products) Design the system scheme of antenna and optical fiber distribution system, optimize the network coverage of the mobile communication network in a specific application scenario, realize the deep coverage of mobile signals, reduce the situation of no signal and weak signal, and improve the user’s Internet experience.

It is widely used in the construction of optical fiber network, optical fiber junction box, optical fiber distribution box and other optical fiber equipment, and it is widely used in the construction of optical fiber network, optical fiber protection box, optical fiber distribution box, optical fiber and other optical fiber connection between optical fiber and optical fiber, optical fiber junction box, optical fiber distribution box, etc Access network and intelligent networking system mainly play the role of connection, wiring and protection. They have the characteristics of flexible and simple installation, complete specifications and convenient management.

Heat shrinkable products and other communication cable plastic sheath connection heat shrinkable sleeve and steel pipeline are mainly used for the connection of communication cable plastic sheath laid overhead, pipeline, directly buried and tunnel. Products such as anti-corrosion joint coating materials and steel pipeline anti-corrosion joint coating materials are mainly used for joint coating and anti-corrosion of new oil and gas pipelines and repair of existing pipelines.

2. Main business model of the company

The company’s business model can be introduced from four perspectives: R & D model, procurement model, production model and sales model.

Category overview

R & D mode: according to the development idea of “providing value to customers”, the company analyzes the potential needs of customers and other market needs, and establishes a “product centered” Research Institute relying on the R & D centers in Chengdu, Shenzhen and Shanghai. The Research Institute, together with the marketing department, determines the product R & D objectives according to the strategic planning of the company at different stages, focuses on independent development and supplemented by outsourcing development, constantly optimizes the R & D mechanism and internal management, develops new products while updating old products, and strengthens the introduction and training of R & D talents, so as to ensure the continuous development and updating of R & D core talents and technologies.

Procurement mode the procurement management department of the company is responsible for formulating the material procurement plan and implementing the material management, and cooperating with strategic partners by means of regular meetings to understand the industry dynamics and market price trend, ensure the judgment of the trend of the raw material market, and reduce the risk of shortage of supply and increase of cost caused by market fluctuations. Reasonably and organically combine supplier management, raw material preparation, material procurement, logistics and warehousing, plan the procurement scheme in advance, and conduct public procurement through long-term strategic cooperation, centralized public bidding and fixed-point Procurement Based on the Internet platform.

Production mode the company implements the mode of “production by sales” for the main products for production management. After receiving the customer order or customer demand forecast from the sales management center, the electronic production center formulates the production plan and organizes the production according to the order. In the specific production implementation process, the company vigorously promotes intelligent manufacturing, continuously improves the production technology and process, and realizes accurate delivery and integration of quality and efficiency through technical means such as equipment automation, production transparency, logistics intelligence, management mobility and decision-making data.

Sales model the company’s main customers are Chinese communication operators. By participating in the bidding of China communications operator group corporation or the public bidding, comparison and inquiry of subordinate companies, the company is shortlisted in bidding, obtains the qualification of suppliers, and obtains customers and orders. The company has built a nationwide sales and service network system. On the one hand, it can timely obtain the information of customer bidding activities, on the other hand, it can provide customers with accurate customization and timely and efficient after-sales service, and grasp customers’ needs for technology, products and services through high-frequency and in-depth communication with customers.

3. Industry position of the company

Since its establishment, the company has adhered to the development of optical communication and wireless communication technology, and is committed to becoming a “leading integrated provider of optical communication and wireless communication products and services” and a first-class enterprise in the optical communication and wireless communication industry. In the field of broadband network terminals, the company has developed xgpon, symmetrical xgspon and 10g EPON products; At the same time, in 2021, in line with the needs of customers and based on rich experience in terminal product R & D, we have created a comprehensive WiFi 6 routing solution, developed and completed ax1800, ax3000, ax5400 and other series products, and the product R & D and sales scale ranks in the middle and upper reaches of the industry. In the field of mobile network optimization, the company continues to invest important resources in the research and development of 5g small base stations. The products have entered the operator test stage, and the test is progressing smoothly.

After years of development, the company’s industry position has been further highlighted. Over the years, the company has been successively selected into the “top 10 enterprises with the most competitive optical devices, auxiliary equipment and raw materials in China” from 2019 to 2020, the “top 100 enterprises in China’s communication industry” or “top 100 enterprises in China’s communication technology service providers” from 2017 to 2021, and the “top 100 enterprises in Sichuan manufacturing industry” from 2017 to 2021 In 2021, it was selected into the list of “top 10 enterprises with the most competitive optical transmission network access equipment in China” and the list of China Telecom Corporation Limited(601728) first class a product suppliers in 2021.

3. Main accounting data and financial indicators (1) whether the company needs to retroactively adjust or restate the accounting data of previous years in recent three years □ yes √ no

Unit: Yuan

End of 2021

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