On the morning of March 7, 2022, the director of the Audit Bureau of Hefei City, Anhui Province and the county head of Changfeng County visited Roshow Semiconductor Materials Co., Ltd. for a field visit. The company's general manager and chief scientist Chen Zhizhan introduced the company to the guests in detail. industry, products and development prospects. The company's development speed and achievements have been unanimously recognized and highly praised by leaders.