Md Akhtaruzzaman, Project Director of Dhaka Water Supply Network Improvement Project (DWSNIP) and Dong Xue, General Manager of China Petroleum Pipeline Engineering Company Limited (CPP), exchanging a contract signing documents to reduce system loss of water held at a hotel in the city on Thursday. Engr. Taqsem A Khan, MD of DWASA and Xue Feng, Vice-President of CPP among others were also present.