Various blue chips and midcap stocks saw steep losses, including Vingroup (VIC), Vietcombank (VCB), Vinhomes (VHM), BIDV (BID), Vinamilk (VNM), PetroVietnam Gas (GAS), Vietinbank (CTG), Hoa Phat Group (HPG), Techcombank (TCB), and Vietnam Rubber Group (GVR). … [Read more...] about Vietnamese stock index takes historic nosedive