ADDRESS:Shuangqing Road, Wangyuan Industrial Park, Yongning County, Ningxia | BUSINESS SCOPE: | R&D, sales and after-sales service of environmental protection equipment; sales of chemical products (excluding hazardous chemicals); R&D, design, installation, commissioning, maintenance, sales and after-sales service of sewage and odor treatment equipment; sewage treatment engineering contracting**( (Projects subject to approval in accordance with the law can only be carried out after approval by relevant departments) | E-MAIL: | duoweiyaoye@163.com;947474307@qq.com;daytime86@126.com
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