Zhengzhou longfield international Co., Ltd

We are manufacturer and exporter of chemicals in China.
Our products sell well in the market, such as

Caustic Soda Flakes (Sodium Hydroxide)
STPP (Sodium Tripolyphospahte)
DOP (Dioctyl Phthalate)
Pentaerythritol
Sodium Sulfite
Sodium Hydrosulph