Sanrun Plastic Technology Co., Ltd. [Dongguan Zhongyi ( Sanli ) Masterbatch Manufactory] is a manufacturer which focus on black masterbatch, black color chip and desiccant masterbatch technical research, produce and marketing.

Founded in 2005, Sanrun has kept “high quality materials for unwavering respect, high reputation for sustainability growth” as our operation principle. After 9 years’ improvement, Sanrun now operates 10 high class production lines. Our annual production and sales amount reach 40000 tons. “Sanli” brand products have been sold to world-wide areas and earned an unwavering respect.