In 2011, Long Jiang IPD supported to repair and upgrade the water supply pipes for local residents use in Tan Lap 1 commune with total budge of 375 million VND. The project is for supplying clean water for domestic use with 2140 meter pipe of size D90 and 4580 meter pipe of size D76 and 1900 meter pipe of size D60. The project has brought about practical benefit for local residents, resolving clean water necessity for the people living in the area with sulfur infected land in Tân Phuoc district.