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Weifang Toption Imp & Exp. Co., Ltd. TOPTION , has a long history in manufacturing\R&D\Sales company on chemical line. It has production base in Chinese mainland WEIFANG TOPTION CHEMICAL INDUSTRY CO.,LTD. and sales company who named as WEIFANG TOPTION IMP.& EXP.CO.,LTD. TOPTION production base,lies in Binhai Economic Development Zone,Weifang, China which is the center of Chlorides and Bromides in China. The main products include Calcium Chloride\Magnesium Chloride\Sodium Bromide\Calcium Bromide\Potassium Bromide\Ammonium Bromide\Sodium Bromate,etc which are widely used in Oil-drilling field .Calcium Chloride ,as the most advantage product, has 30000MT annual output. TOPTION is one of the biggest Calcium Chloride manufacturer in China. Meanwhile, WEIFANG TOPTION IMP.& EXP.CO.,LTD. relys on local resource advantages,deals in Sodium Nitrate\Sodium Nitrite\Barium Nitrate\Barium Chloride\Sodium Metabisulphite\Sodium Sulphite\Soda Ash\Caustic Soda\Sodium Silicate,etc. TOPTION most recently collaborated a re-granulation process,specialized in Ammonium Persulfate encapsulated Gel Breaker. We have three capsule-core granulating production line,two capsule-core drying lines,five coating lines and a 5KG pilot production line,with 4000MT annual capacity. It is widely used on Petroleum Fracturing field because of the high hardness,perfect coating and long standing at high temperature, being kept supplying some big MNC in Oil and Gas field, has formed a very good resource advantages in petroleum additives field. TOPTION insists to the purpose of "Survived with quality and developed with Credit".Let the world with the merchants and seek common development.公司档案