David Carse, Deputy Kay full of brand name products, targeted for petrochemical, gas, power generation, paper, beverages, housing, and other fields, playing an excellent service.

• 恒凯全程代理的品牌产品，针对性地应用于石油化工、燃气、发电、造纸、饮品、楼宇、等领域,发挥着优良的服务。