In 2016，we participated in Sewage treatment project of Henan Jianghe company Guangyuan Branch，which has more than RMB 10 billion，annual capacity is up to 16000 tons.
Answer: you can try our surface sizing agent.
Answer: You can use retention agent.
Answer: we can offer door to door service.
On October 16, 2018 in zhengzhou city shengwalunding paying court to industrial co., LTD and zhejiang listed paper co., LTD. PM15 bleaching agents to try to take off the chalk line signed the contract...