QingShan International Business Technology Co., Ltd. (QS IBT) was established in 1999, registed in Tianjin Port Free Trade Zone China.
Some of China origin products we export are as following :
A: chemical intermediates  
Beta naphthol
Bon acid
Basic red1 (basic red 6 GND)
Cyanuric Chloride
DSD ACID (DASDA)                                
Direct yellow
H acid
J acid
J acid urea
k acid
Sulfanilic acid
Tobias acid
2b acid
4b acid
B.inorganic product:
sodium hydrosulphide flakes
sodium hydrosulphide solid 
sodium thiocyanate   
sodium bicarbonate    
ammonium thiocyanate
potassium thiocyanate
calcium thiocyanate
sodium sulphide red flakes 
barium chloride dihydrate
sodium sulphate anhydrous

QS IBT specialized in chemicals for Pesticides, Dyestuff & Pigment, Flavor & Fragrance Materials, Pharmaceuticals Raw Materials, Nutritional Raw Materials, Organic Intermediates, Lubricant Materials. These materials are widely used in the following industry:
Leather industry,
Textile industry,
Rubber industry,
Pharmaceutical industry,
Pesticide industry,
Chemical industry,
Food industry,
Steel,and Metallurgy industry.