Donghaisu, an SGS ISO9001 certified Company was launched in 2004, as an independent manufacturer of color and additive Masterbatch servicing the ever-growing plastic converting industry in the region...

Tianqu Industrial Park

Dezhou Kelaier Plastic Co., Ltd. is a high-tech enterprise integrating R&D, production and marketing of plastic masterbatches and organic pigments, and is located in Dezhou City which is known as ...