203 Hougang Street 21 #04-79 Singapore 530203
+65-6284-7081
+65-6281-0890
5022 Ang Mo Kio Industrial Park 2 #03-19 Singapore 569525
+65-6483-2770
+65-6483-3350
Tong Hai Yang Construction Pte Ltd
203 Hougang St 21 #04-89 Singapore 530203
+65-6282-6726
+65-6281-1578
Tong Hup Seng Construction Co Pte Ltd
466 Upper Serangoon Road Singapore 534500
+65-6284-6266
+65-6284-3798