Nanya New Material Technology Co.Ltd(688519) : annual internal control evaluation report of Nanya New Material Technology Co.Ltd(688519) 2021

Nanya New Material Technology Co.Ltd(688519)

Internal control evaluation report in 2021

Nanya New Material Technology Co.Ltd(688519) all shareholders:

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. Evaluation conclusion of internal control over financial reporting

√ 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 benchmark date of internal control evaluation report to the date of issuance of internal control evaluation report □ applicable √ not applicable

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 internal control defects in non-financial reports in the internal control audit report is consistent with the disclosure in 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 Nanya New Material Technology Co.Ltd(688519) and its subsidiaries. 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:

Development strategy, human resources, social responsibility, capital activities, procurement business, asset management, sales business, engineering projects, guarantee business, financial reporting, budget management, contract management, information system, etc. 4. the high-risk areas of focus mainly include:

Development strategy, social responsibility, capital activities, procurement business, asset management, sales business, engineering projects, financial reports and contract management. 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. (2) 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 internal control standard system and the company's internal control system and internal control standards. 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 ≥ 0.5% of total operating income of total operating income ≤ misstatement misstatement 1% of total operating income; 1% of the total operating income; 0.5%;

Total profit misstatement ≥ 5% of total profit; 3% of total profits ≤ misstatement total misstatement 3% of total profits; 5% of the total amount;

Misstatement of total assets ≥ 3% of total assets ≤ 0.5% of total assets misstatement of assets 3% of total assets; 0.5%;

Misstatement of total owner's equity ≥ 0.5% of total owner's equity ≤ misstatement misstatement 1% of total owner's equity. 1% of owner's equity.

0.5% of.

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

Together with other major defects in the financial report, it can not be corrected in time. In case of any of the following circumstances, it shall be recognized as a major defect. ① Invalid control environment; ② The directors, supervisors and senior managers of the company commit fraud and cause heavy losses and adverse effects to the enterprise; ③ The external audit found that there were significant misstatements in the current financial report, and the company failed to find such misstatements in the process of operation; ④ Make misstatement correction for major errors in the announced financial report; ⑤ The supervision of the company's audit committee and internal audit department on the internal control of financial reporting is invalid.

The misstatement in the financial report that cannot be prevented, found and corrected in time due to individual defects or together with other defects, although the materiality level is not reached or exceeded, which should still attract the attention of the management. In case of any of the following circumstances, it shall be deemed as an important defect. ① Failure to select and apply accounting policies in accordance with GAAP; ② Failure to establish anti fraud procedures and control measures; ③ 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; ④ 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.

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

Description: none. 3. identification standards for defects in internal control over 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

Direct property loss amount loss amount 5 million yuan loss amount 3 million yuan loss amount ≤ 3 million yuan loss amount ≤ 5 million yuan

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

Serious violation of national laws and regulations or normative documents; Decision making procedures lead to major mistakes; 3. Lack of major defect control or system failure in important business, and lack of effective compensatory control; Serious loss of middle and senior managers and senior technicians; The results of internal control evaluation, especially major defects, have not been rectified; Other major impacts on the company

A situation of great negative impact.

The decision-making process leads to general mistakes; Defects in important business systems or systems; Serious loss of important defects of business personnel in key positions; The results of internal control evaluation, especially the important defects, have not been rectified; Other situations that have a great negative impact on the company.

The efficiency of general defect decision-making procedure is not high; Defects in general business system or system; Serious loss of business personnel in general posts; General defects have not been rectified.

Description: none. (3) 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 major defects in internal control over financial reporting during the reporting period □ yes √ no 1.2 Important defects

Whether the company has significant defects in internal control over financial reporting during the reporting period □ yes √ no 1.3 General defect

According to the above identification standards of internal control defects in financial reports, the company has no general defects in internal control over financial reports during the reporting period. 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, whether the company has 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 found in the evaluation process, such as the failure of individual units to handle the ownership certificate according to the regulations. As of the report date, the above problems are being rectified, but they do not constitute an impact on the internal control self-evaluation report.

2.4. After the above rectification, on the benchmark date of the internal control evaluation report, does the company find any major defects in the 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, whether the company finds any important defects in non-financial reporting internal control 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 3 Description of other major events

□ applicable √ not applicable

Chairman (authorized by the board of directors): Bao Xiuyin Nanya New Material Technology Co.Ltd(688519) April 15, 2022

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