Is there a two-shift system for work in 87 factory?

Yes According to the recruitment information of No.87 Factory, going to work is a two-shift system. August 7th Factory is a wholly state-owned enterprise. In 1970s, the state opened Zunyi Iron and Steel Plant in Zunyi, which is a provincial-level state-owned enterprise. Its predecessor was the August 7th Factory in the "Third Line Construction" period of the Central Committee, also known as Zunyi Metal Products Factory and Guizhou Steel Rope Factory.