anyang baoyuan chemical co.,ltd
日本无吗不卡高清免费vaddress： no.477 angang avenue yindu district anyang henan province
at present, the domestic coal tar pitch market is weakening, and the terminal market has made greater efforts to counter the market. the market is actually trading at a low volume, and it is expected that the market will run smoothly today. at present, the reference price of medium temperature asphalt is 3700-3750 yuan / ton, and the price of modified asphalt is 3750-3900 yuan / ton.