Is peony ink factory seriously polluted?

Nothing serious. Peony ink factory is not seriously polluted. The factory has passed the environmental protection standard of EU EN7 1-3 and "China Environmental Label Product Certification". Shanghai Peony Ink Co., Ltd. is a professional manufacturer of R&D, production and sales of printing ink. Its origin can be traced back to China Ink Factory, the originator of China ink industry, which was established in 19 13. It has a history of 100 years.