FORTUNE DATA INVESTMENT LIMITED

OTS INSTRUMENTS LIMITED

HK Glowworm Technology Co., Limited

OCEAN FAITH MARINE SURVEYING CO., LIMITED

HONG KONG WANXIE BRAND MANAGEMENT CO., LIMITED

Advanced Chances Investment Limited

LIGS INTERNATIONAL INDUSTRIAL LIMITED

LUMIERE INTERNATIONAL CONSULTANCY LIMITED

LANGE-DIGITAL TECHNOLOGY (HONG KONG) CO., LIMITED

MESAM TRADING COMPANY LIMITED

CAPITAL ONE HONG KONG LIMITED