xinxiang Kolanky technical Co., Ltd is the international trade  company of Henan Xinxiang No.7 Chemical company which is a manufacturer specializing in the production of oilfield drilling chemicals. It is also the first and largest sulfonated asphalt manufacturer in China. Our company is certified by ISO9001: 2008 Quality Management System , ISO14001: 2004 Environmental Management System and  ISO 45001. Every link is strictly controlled by relative control departments. With all these systems, we ensure our products are completely qualified before shipment. Based on 40 technical engineers and the international standard testing equipment, now our annual production capacity is nearly 40,000 Tons.

We have established long-term business relationship with many customers from all over the world. Our clients mainly come from Middle East, North America, South America, Europe, etc. The satisfaction of our customers is based on our products specialty, in-depth market survey of the local and international markets. The exporting business accounts for 50% of our total business.

We have the experienced sales department, professional technical team take part in technical assistance, pre-sales, after sales services etc. We never stop our effort to produce high quality products and provide our best service for oilfield projects.