Anqing diamond dmd piston ring joint co . , ltd . , is located in qianshan industry district of anqing city , anhui province , china , with an area of 18 , 000 square meters , and built on modern gardens standards 中外合资安庆帝迈德dmd活塞环制造有限公司，由公司总部组合油环分厂毛坯铸造分厂和安庆市精加工分厂组成。总部座落于安徽省安庆市潜山工业开发区。
Detga - a sereies of bearing and circulating oils . manufactured from high viscosity index paraffinic base oils , prssessing excellent natural demulsificationnproperties . effective additives further enhance oxidation stability . recommended for applications where the extra load carrying characteristics are not required . suitable for lubrication of machine guides , bearings and spindies , aie line lubrication of maching tools , ring liled and wick feed bearings , and light duty gear and hydraulic systems 德佳-一系列轴承及循环系统油，由高粘度指数石蜡烃基础油制造，具有极佳之天然抗乳化性，有效的添加剂提高了抗氧化性能，特别推荐于轻度负荷的操作，可应用在机床导件、轴承、锭子、气动件润滑、油环及油绳润滑轴承等，甚至是轻负荷及液压系统。
