On the morning of December 18, 2020, Xu Tianyou, executive director of the company, Yan Xiaohui, deputy general manager, Liu Xanjun, chief financial officer and other party went to Xi 'an Lixin Optoelectronics Technology Co., Ltd. for inspection and guidance on the site of the expansion project, accompanied by the relevant responsible colleagues of the expansion project of Lixin Optoelectronics.

On December 11, 2020, the business team of Shaanxi Investment New Emerging Investment and Development Department went to Xi Xian New Area to investigate Xi 'an XXXX Material Co., Ltd. (hereinafter referred to as "the Company"), an advanced enterprise of domestic alternative functional materials.

From December 21 to 24, 2020, Liu Ling, Deputy Secretary and General Manager of the General Party Branch of SDI Xinxing, Li Bo, Member of the General Party Branch and Deputy General Manager of SDI Xinxing, together with the Investment and Development Department, went to Beijing to carry out a 4-day research work on the optoelectronic sector industry.

On December 25th, Liu Ying, deputy director of the Financial Management Department of the Group, and his party visited Shaanxi Investment Xinxing to inspect and guide the work, and held a special working meeting in the conference room on the second floor of Shaanxi Investment Xinxing. Main leaders of Shaanxi Investment Xinxing attended the meeting.

On March 25, the third central group of theoretical study of the general Party branch of Shaanxi investment emerging organization in 2020 focused on study. The meeting was presided over by Comrade Yan Xiaohui, member of the general Party branch and deputy general manager. Members of the central group participated in the study.