nylon 6 chip project with an annual output of 200,000 tons started construction
latest news: on the morning of july 5th, the fifth “three batches” activity in henan province and the groundbreaking ceremony for the annual production of 200,000 tons of nylon 6 chips by pingdingshan qizheng new materials co., ltd. pingdingshan nylon new material development zone was held. the project of qizheng new materials with an annual…
