☆Village to village tap water engineering in Yishui County
☆Water supply engineering from Tap Water Company of Wudi County
☆Water supply pipe network reform engineering in Beiyuan Road, Jinan City
☆Village to village tap water engineering in Liangshan County
☆Urban and rural water supply integration engineering in West Liuqiao Town of Guangrao County
☆Linxu village to village tap water engineering
☆Gangguo(bu) Duoliji water supply project
☆Rural water supply engineering of Liaocheng City
☆Rural tap water engineering of Wuxiang Town in north of Zhangqiu City
☆Rural drinking water safety engineering from Water Affairs Bureau of Puyang County
☆Engineering for overcoming drinking difficulty of people and livestock in a thousand of villages in Linyi
☆Pingyin village to village tap water engineering from Conservancy Bureau of Pingyin County
☆Village to village tap water engineering of Pingyin County
☆Rural drinking water safety engineering of Tongling County
☆Rural drinking water safety engineering of Weishi County
☆Water supply engineering for Shenyang Jixing Foreign Economic Trade Company
☆Tap water engineering in rural areas of Liaocheng City
☆Village to village tap water engineering of Qingyun County
☆Rural drinking water safety engineering in 2006 for Puyang County
☆Water supply engineering undertaken by Wang Bowen in Zhangqiu
☆Village to village tap water engineering in 2006 for Linqu County
☆Water supply engineering for Dandong Wanshida Export Trade Co., Ltd.
☆Tap water engineering in rural areas of Guan County
☆Water supply pipe network reform engineering in urban area of Ling County, Dezhou
☆Rural tap water engineering in Tianqiao District of Jinan City
☆Tap water engineering of Ling County, Dezhou
☆Rural drinking water engineering of Huangmei County
☆Water supply pipe network engineering in urban area of Ling County, Dezhou
☆Rural drinking water safety engineering of Tangshan County
☆Rural drinking water engineering from Conservancy Bureau of Huangshan District
☆Yushui engineering of Xinxiang City, Henan Province
☆Water supply reform engineering in urban area of Shanghe County
☆Water supply reform engineering in urban area of Shanghe County
☆Water supply engineering for Yulin Jintuo Eletromechanical Equipment Company
☆Rural drinking water safety engineering of Hui County
☆Water supply engineering for Zibo Normal College
☆Jinyutai village to village engineering under Jining Hydraulic Machinery Company
☆Water supply engineering for Weifang Simedarby Water Affairs
☆Water supply engineering for Zibo High-tech Industrial Development Zone
☆Extensive construction of water treatment project in Tang County
☆Zhulaozhuang tap water engineering
☆Urban and rural water supply engineering of Daozhuang Town, Guangrao County
☆Water supply engineering contracted by Jinan Water Supply Group Co., Ltd.
☆Water supply integration engineering of west Liuqiao Town, Guangrao County
☆Water supply pipe network reform engineering in Beiyuan Road of Jinan City
☆Village to village tap water engineering from Water Affairs Bureau of Pingyin County
☆Water supply pipe network engineering in coastal region project zone of Weifang
☆Village to village tap water engineering of Huanan Village in Huayu Town of Jinxiang County
☆The first-stage Gangguo Duoliji water supply engineering undertaken by Weihai International Economics Company
☆Village to village tap water engineering of Yishui County
☆The second-stage Gangguo Duoliji water supply engineering undertaken by Weihai International Economics Company
☆Construction safety engineering of Weifang Shengyuan Building Materials Co., Ltd.
☆Purchasing contract of sewage pipe network in Longkou Economic Development Zone (first stage)
☆Rural tap water engineering of Wuxiang Town in north of Zhangqiu City
☆Purchasing contract of sewage pipe network in Longkou Economic Development Zone (second stage)

PE pipe material engineering