Brief introduction of Sichuan Tianyi Technology Co., Ltd.

Sichuan Tianyi Science and Technology Co., Ltd. (SH:600378), referred to as Tianke Co., Ltd., was established with the approval of the document number of the State Economic and Trade Commission. [1999]745, mainly sponsored by Southwest Chemical Research and Design Institute (formerly Southwest Chemical Research and Design Institute of Ministry of Chemical Industry), Zhejiang Fanghua Daily Chemical Group Company, Sinochem Chemical Science and Technology Research Institute (formerly Southwest Chemical Research and Design Institute of Ministry of Chemical Industry) and Chen Guang of Ministry of Chemical Industry.