Ningbo Senno Chemical Co., Ltd. specializing in the manufacture and trade in chemical products for 18 years in China . Our main business line is for Sodium thiosulfate and sulfur. As the biggest manufacturer and trader of industrial Sodium thiosulfate, we sale 50,000 tons Sodium thiosulfate and 50,000 tons sulfur per year, established stable relationship of cooperation with our clients domestic and aboard.

From 2014, We founded our international trading department to focus on the export business of Sodium thiosulfate, sulfur, soda ash, Sodium sulfite, Sulfate and Polypropylene Etc. International business has been sold to North and South America, Europe, Africa, Australia , Whole Asia and Mid-East. Etc.

Our principle is honesty and trustworthiness, hoping to supply our high quality products to overseas partners directly, to make a great development together, and establish the formation of a good partnership.

Sincerely look forward to your visiting and cooperation.