General Enquiry
- Address: No 27 Benoi Sector Singapore 629859
- Phone: (65) 62680151
- Fax: (65) 62683015
- Email: admin.hla@hlacs.com.sg
- Website: http://www.hlacs.com.sg/
- Address: No 9 Gul Circle, Singapore 629565
- Phone: (65) 62533035
- Fax: (65) 62533087
- Email: admin.hla@hlacs.com.sg
- Website: http://www.hlacs.com.sg/
- Address: No.22/3 Moo. 8 ,Bang Chalong Subdistrict,Bang Phli District, Samut Prakan Province,10540 Thailand.
- Phone: (66) 21071770
- Fax: (66) 21701775
- Email: hla.bkk@hlacs.com.sg
- Website: http://www.hlacs.com.sg/
- Address: No.133/5 Moo.9,Surasak Subdistrict,Sriracha,District Chonburi Province.20110 Thailand.
- Phone: (66) 3811 1381
- Fax: (66) 3811 1385
- Email: admin.hlath@hlacs.com.sg
- Website: http://www.hlacs.com.sg/