Certain A Shares of Wuxi ETEK Microelectronics Co.,Ltd. are subject to a Lock-Up Agreement Ending on 28-JUN-2022. These A Shares will be under lockup for 365 days starting from 28-JUN-2021 to 28-JUN-2022. Details: The company's controlling shareholder Wuxi Yijing Investment Co., Ltd promised within 36 months since the date of listing of the present shares, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the Company. If, within 6 months after the issuer's listing, the closing price of the shares is lower than issuance price for 20 consecutive trading days or if trading price is lower than issuance price after 6 months from listing, lock-up period will be automatically extended for another 6 months. After the expiry of the lock-up period (including the extended lock-up period), the parties promise that yearly transfer of shares made by them will not exceed 25% of the holding, both direct and indirect, held by the present parties. The company's actual controllers Yuan Minmin, Mao Chenglie, Zhou Baoming, Er Donghui, Zhang Liang, Tang Dayong, Wang Dong and Wang Fang and company's shareholders Shanghai Juyuan Juxin Integrated Circuit Industry Equity Investment Fund Center (Limited Partnership) and Sumintou Junxin (Shanghai) Industrial Upgrading and Technological Innovation Equity Investment Partnership (Limited Partnership) promised within 36 months since the date of listing of the present shares, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the Company. If, within 6 months after the issuer's listing, the closing price of the shares is lower than issuance price for 20 consecutive trading days or if trading price is lower than issuance price after 6 months from listing, lock-up period will be automatically extended for another 6 months. Shareholders holding more than 5% of the company's shares promised within 12 months since the date of listing of the present shares in the Shanghai Stock Exchange, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the Company. If, within 6 months after the issuer's listing, the closing price of the shares is lower than issuance price for 20 consecutive trading days or if trading price is lower than issuance price after 6 months from listing, lock-up period will be automatically extended for another 6 months. Other shareholders within 12 months since the date of listing of the present shares in the Shanghai Stock Exchange, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the Company. If, within 6 months after the issuer's listing, the closing price of the shares is lower than issuance price for 20 consecutive trading days or if trading price is lower than issuance price after 6 months from listing, lock-up period will be automatically extended for another 6 months.