Tianjin Pengkun Chemical Co., Ltd. is located in Tianjin Dagang Oil Field Area, engaged in manufacturing sodium hydroxide flakes, sodium hydroxide solid, and sodium hydroxide pearls which are widely used in textile, paper, making, petrol, sewage treatment, and chemical industries. Our corporation is totally focusing on quality assurance. Since the establishment in 1996, we have insisted on putting the quality in the first place. In 2006, we introduced the most advanced equipment and lon-exchange membrane caustic soda method to improve the quality, which makes the purity reach 99.8%. We cooperate with Tianjin University. A lot of technical talents are introduced into our team every year to ensure the technology and quality. We have the unique advantage in the price. Our factory is based in Tianjin Dagang Oil Field of Marine Petrochemical Technology Park and has a prospect for development,