Guangxi Zhongchang Resin Co.,Ltd. was established in the year of 2003, which formerly known as Wuzhou Zhongchang Resin Co., Ltd Our company is a professional company specialized in the designs、production、processing and trade of mainly in refined and light color modified rosin esters. Ever since our company establishment, we take the advantage of our location in the center of main output area of high grade pine rosin resources-Guangxi area, with our perfect management and advanced technology, a...