We are the largest caustic soda 99% manufacturer in China with 80,000mt annual yield. Established in 1995, now is the leading supplier in chemical industry. In past 15 years, Tianjin Yuanlong Chemical engaging in producing and exporting caustic soda pearls and flakes 99%, accumulated a lot of professional experience. Besides, we authorized ISO 9001 and 14001 certificates, get a good reputation from our customers all over the world since the good quality and service.