Shenzhen Jpt Opto-Electronics Co.Ltd(688025) : 2021 internal control evaluation report of Shenzhen Shenzhen Jpt Opto-Electronics Co.Ltd(688025) North Electro-Optic Co.Ltd(600184) Co., Ltd

Company code: Shenzhen Jpt Opto-Electronics Co.Ltd(688025) company abbreviation: Shenzhen Jpt Opto-Electronics Co.Ltd(688025) Shenzhen Shenzhen Jpt Opto-Electronics Co.Ltd(688025) North Electro-Optic Co.Ltd(600184) Co., Ltd

Internal control evaluation report in 2021

All shareholders of Shenzhen Shenzhen Jpt Opto-Electronics Co.Ltd(688025) North Electro-Optic Co.Ltd(600184) Co., Ltd.:

In accordance with the provisions of the basic norms of enterprise internal control and its supporting guidelines and other internal control regulatory requirements (hereinafter referred to as the enterprise internal control normative system), combined with the company’s (hereinafter referred to as the company’s) internal control system and evaluation methods, and on the basis of daily and special supervision of internal control, we evaluated the effectiveness of the company’s internal control on December 31, 2021 (the benchmark date of internal control evaluation report). I Important statement

It is the responsibility of the board of directors of the company to establish, improve and effectively implement internal control, evaluate its effectiveness and truthfully disclose the internal control evaluation report in accordance with the provisions of the enterprise’s internal control standard system. The board of supervisors shall supervise the establishment and implementation of internal control by the board of directors. The management is responsible for organizing and leading the daily operation of the enterprise’s internal control. The board of directors, the board of supervisors and the directors, supervisors and senior managers of the company guarantee that there are no false records, misleading statements or major omissions in the contents of this report, and bear individual and joint legal liabilities for the authenticity, accuracy and completeness of the contents of the report.

The objective of the company’s internal control is to reasonably ensure the legal compliance of operation and management, asset safety, authenticity and integrity of financial reports and relevant information, improve operation efficiency and effect, and promote the realization of development strategy. Due to the inherent limitations of internal control, it can only provide reasonable assurance for the realization of the above objectives. In addition, as changes in circumstances may lead to inappropriate internal control or reduced compliance with control policies and procedures, there is a certain risk to speculate the effectiveness of internal control in the future according to the internal control evaluation results. II Internal control evaluation conclusion 1 On the benchmark date of the internal control evaluation report, does the company have any major defects in the internal control of financial reporting

□ yes √ no

2. Internal control report conclusion

√ valid □ invalid

According to the identification of major defects in the company’s internal control over financial reporting, there are no major defects in the internal control over financial reporting on the benchmark date of the internal control evaluation report. The board of Directors believes that the company has maintained effective internal control over financial reporting in all major aspects in accordance with the requirements of the enterprise’s internal control standard system and relevant regulations. 3. Whether major defects in internal control over non-financial reporting are found

□ yes √ no

According to the identification of major defects in the company’s internal control over non-financial reports, the company found no major defects in the company’s internal control over non-financial reports on the benchmark date of the internal control evaluation report. 4. Factors affecting the evaluation conclusion of internal control effectiveness from the base date of internal control evaluation report to the date of issuance of internal control evaluation report

There are no factors affecting the evaluation conclusion of the effectiveness of internal control from the base date of the internal control evaluation report to the date of issuance of the internal control evaluation report. 5. Whether the internal control audit opinion is consistent with the company’s evaluation conclusion on the effectiveness of internal control over financial reporting

√ yes □ No 6 Whether the disclosure of major defects in internal control of non-financial reports in the internal control audit report is consistent with the disclosure of the company’s internal control evaluation report √ yes □ no III Internal control evaluation (I) Scope of internal control evaluation

According to the risk oriented principle, the company determines the main units, businesses and matters included in the evaluation scope and high-risk areas. 1. The main units included in the evaluation scope include: Shenzhen Shenzhen Jpt Opto-Electronics Co.Ltd(688025) North Electro-Optic Co.Ltd(600184) Co., Ltd. and all its holding companies. 2. Proportion of units included in the scope of evaluation:

Proportion of indicators (%)

The ratio of the total assets of the units included in the evaluation scope to the total assets of the company’s consolidated financial statements 100

The total operating income of the units included in the evaluation scope accounts for 100% of the total operating income in the company’s consolidated financial statements

3. The main operations and matters included in the scope of evaluation include:

Corporate governance and organizational structure, human resources, corporate culture, procurement and payment, inventory management, fund management, sales and collection, financial report, contract management, R & D management, related party transactions, external guarantee, use of raised funds, information disclosure, etc. 4. High risk areas of focus mainly include:

Procurement business, sales business, raised funds management, contract management, engineering projects, etc. 5. The above units, businesses and matters included in the evaluation scope and high-risk areas cover the main aspects of the company’s operation and management. Is there any major omission

□ yes √ No 6 Is there a statutory exemption

□ yes √ No 7 Other explanatory matters

None (II) Basis of internal control evaluation and identification standard of internal control defects

The company organizes and carries out internal control evaluation according to the enterprise’s internal control standard system, internal control system and process regulations.

1. Whether the specific identification standard of internal control defects is adjusted with that of previous years

□ yes √ no

The board of directors of the company distinguished the internal control of financial report from the internal control of non-financial report according to the identification requirements for major defects, important defects and general defects of the enterprise internal control standard system, combined with the factors such as the company’s size, industry characteristics, risk preference and risk tolerance, and studied and determined the specific identification standards of internal control defects applicable to the company, which are consistent with the previous years. 2. Identification standard of internal control defects in financial reporting

The quantitative criteria for the evaluation of internal control defects in financial reporting determined by the company are as follows:

Index name major defect quantitative standard important defect quantitative standard general defect quantitative standard

Misstatement of operating income ≥ audited operating income of the previous year misstatement of operating income of the previous year < 1% of audited operating income of the previous year 0.5% ≤ misstatement < 0.5% of audited income of the previous year

Operating income 1%

Description: None

The qualitative criteria for the evaluation of internal control defects in financial reporting determined by the company are as follows:

Qualitative standard of defect nature

Major defects 1) ineffective control environment at the company level;

2) The directors, supervisors and senior managers of the company have committed fraud and caused important losses and adverse effects to the enterprise, and the major errors in the financial report have not been corrected;

3) The supervision of internal control by the audit committee and internal audit institutions is invalid.

Significant defects 1) failure to select and apply accounting policies in accordance with GAAP;

2) No corresponding control mechanism has been established or implemented for the accounting treatment of unconventional or special transactions, and there is no corresponding compensatory control;

3) There are one or more defects in the control of the financial reporting process at the end of the period, and it can not reasonably ensure that the prepared financial statements achieve the goal of authenticity and accuracy;

4) No anti fraud procedures and control measures have been established.

General defects and other internal control defects that do not constitute major defects or important defects.

Note: none 3 Identification standard of internal control defects in non-financial reporting

The quantitative criteria for the evaluation of internal control defects in non-financial reporting determined by the company are as follows:

Index name major defect quantitative standard important defect quantitative standard general defect quantitative standard

The amount of direct property loss ≥ the audited total assets of the previous year, the amount of loss 0.5% 0.2% of the audited total assets of the previous year ≤ the amount of loss 0.2% of the audited total assets of the previous year

0.5% of total assets audited

Description: None

The qualitative criteria for the evaluation of internal control defects in non-financial reporting determined by the company are as follows:

Qualitative standard of defect nature

Major defects 1) violation of national laws and regulations and punishment;

2) Decision making procedures lead to major mistakes;

3) Lack of institutional control or systematic failure of important business, and lack of effective compensatory control;

4) Serious loss of middle and senior managers and senior technicians;

5) Causing major safety accidents;

6) Other situations that have a significant negative impact on the company.

Important defects 1) general mistakes caused by decision-making procedures;

2) Defects in important business systems or systems;

3) Serious loss of business personnel in key positions;

4) The results of internal control evaluation, especially important defects, have not been rectified.

General defects 1) low efficiency of decision-making procedure;

2) There are defects in the general business system or system.

Note: none (III) Identification and rectification of internal control defects 1 Identification and rectification of internal control defects in financial reporting 1.1 Major defects

Whether the company has any major defects in internal control over financial reporting during the reporting period

□ yes √ no 1.2 Important defects

Whether the company has any significant defects in internal control over financial reporting during the reporting period

□ yes √ no 1.3 General defect

For the general defects of internal control, the company adopts the strategy of “discovery and rectification”, and instructs relevant departments and principals to formulate rectification plans, which have been rectified and implemented. 1.4. After the above rectification, on the benchmark date of the internal control evaluation report, does the company have any major defects in the internal control of financial reporting that have not been rectified

□ yes √ no 1.5 After the above rectification, on the benchmark date of the internal control evaluation report, does the company have any important defects in the internal control of financial reporting that have not been rectified

□ yes √ No 2 Identification and rectification of internal control defects in non-financial reporting 2.1 Major defects

Whether the company found any major defects in internal control over non-financial reporting during the reporting period

□ yes √ no 2.2 Important defects

Whether the company found any significant defects in internal control over non-financial reporting during the reporting period

□ yes √ no

2.3. General defect

For the general defects of internal control, the company adopts the strategy of “discovery and rectification”, and instructs relevant departments and principals to formulate rectification plans, which have been rectified and implemented. 2.4. After the above rectification, on the benchmark date of the internal control evaluation report, does the company find any major defects in non-financial reporting internal control that have not been rectified

□ yes √ no 2.5 After the above rectification, on the benchmark date of the internal control evaluation report, does the company find any important defects in the internal control of non-financial reporting that have not been rectified

□ yes √ no IV Description of other major matters related to internal control 1 Rectification of internal control defects in the previous year

□ applicable √ not applicable 2 Operation of internal control in this year and improvement direction in the next year

√ applicable □ not applicable

During the reporting period, the company combined the daily supervision and special supervision of internal control with the actual business development. The implementation of the company’s internal control was effective, and no major and important defects were found in the financial report and non-financial report. In 2022, the company will further improve the internal control system and business process control, strengthen the supervision and inspection of internal control, improve the management level of internal control, effectively prevent all kinds of risks and ensure the sustainable and healthy development of the company in strict accordance with the basic norms and supporting guidelines of internal control. 3. Description of other major events

□ applicable √ not applicable

Chairman (authorized by the board of directors): Huang Zhijia, Shenzhen Shenzhen Jpt Opto-Electronics Co.Ltd(688025) North Electro-Optic Co.Ltd(600184) Co., Ltd. March 30, 2022

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