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We, QINGDAO FREE TRADE ZONE BITONER INT’L CORP. are specialized in supplying C5, C9 petroleum resin (hydrocarbon resin). We have been supplying petroleum resin to our customer since 2001. Our products is enjoying a good fame in customer for its good quality, reasonable price, good service.
商铺网址：http://joyyu.cn.vooec.com |
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