当前的市场在经历了大抢购、市场疲软、通货膨胀的大起大落的震荡后更显得波翻云谲、迷雾重重了。曾几何时,高压聚乙烯、PVC树脂等化工原材料一度告急,几多公司、几多企业都为高压聚乙烯劳思、都为PVC伤神,能弄到它就有了效益,就有了财源。然而这些原材料受生产能力的限制,呈供不应求之势。为彻底改变这种制约下 The current market has become more and more turbulent and hazy after experiencing major ups and downs, weak markets, and the ups and downs of inflation. Once upon a time, high-pressure polyethylene, PVC resin and other chemical raw materials were in a hurry. Several companies and several enterprises were all involved in high-pressure polyethylene. They all had PVC injuries. They were able to obtain benefits and have financial resources. However, these raw materials are subject to limited production capacity and are in short supply. To completely change this restriction