Trial pile testing - Owner: Nhue Giang Construction & Investment Jsc., - Location: No. 119 K2 Street, Cau Dien Ward, Nam Tu Liem Dis., Hanoi.

Trial pile testing - Owner: Phuong Dong Investment Ltd. Location: C1 Plot, Phap Van Str., Hoang Mai Dis., Hanoi

Trial pile testing - Owner: VinGroup - Location: Thuong Ly Ward, Hong Bang Dis., Haiphong City

Trial pile testing - Owner: Metri Sport And Entertaiment Development JSC., (belongs VinGroup) - Location: Me Tri Ward, Nam Tu Liem Dis., Hanoi

Trial pile testing - Owner: Ecoland Jsc., - Location: No.32 Dai Tu Str., Dai Kim, Hoang Mai Dis., Hanoi, Vietnam.

Trial Pile Testing - Owner: Xavinco Real Estate JSC., (belongs VinGroup)- Location: No. 233~235 Nguyen Trai Str, Thanh Xuan Dis., Hanoi.

Trial pile testing - Owner: Viet Minh Hoang Real Estate Investment, Construction Jsc., (belongs SunGroup) - Location: No. 3, Luong Yen, Hai Ba Trung Dis., Hanoi

Bored pile testing - Owner: Blue Star Jsc., - Location: Plot HH - Southeast of Tran Duy Hung street Urban, Cau Giay Dis., Hanoi.

Trial pile testing - Owner: Vincom 3 Construction Management Ltd., (belongs VinGroup) - Location: Lot E1.3, Cau Giay New Urban, Cau Giay Dis., Hanoi

Trial pile testing - Owner: Hong Ngan Real Estate Corp., (belongs VinGroup) - Location: Location: Cau Dien, Nam Tu Liem Dis., Hanoi