Every AI express, investors ask questions on the investor interaction platform: Hello, secretary, your company has many subsidiaries and joint-stock companies. I would like to ask which subsidiaries or joint-stock companies produce covid-19 testing products at present. Thank you!
Shanghai Kehua Bio-Engineering Co.Ltd(002022) (002022. SZ) said on the investor interaction platform on January 23 that the subsidiaries of the company that produce covid-19 testing products are mainly Tianlong company and Italian TGS.
