Is Dong Bang tired of chemistry?

Not tired. According to the recruitment information of Dong Bang Chemical in Shanghai, Shanghai Dong Bang Chemical Society provides working meals, working hours are from nine to six, and weekends are closed. Shanghai Dong Bang Chemical was established on July 23rd, 20 10. Its main business scope is the production and research of various chemical additives, surfactants and other fine chemicals (except dangerous goods), as well as the sales of its own products.