WILLIAMS CONSULTING CO. LIMITED

PRIME CONCEPTS INVESTMENT LIMITED

AO SHENG INTERNATIONAL INDUSTRY CO., LIMITED

GOLDFIELD BUSINESS CONSULTANCY LIMITED

CDM COMMERCIAL DEVELOPMENT COMPANY LIMITED

HONG KONG MAO YUAN INDUSTRIAL LIMITED

GREAT CHINA INTERNATIONAL INVESTMENT HOLDINGS LIMITED

EAST TITAN ELECTRONIC TECHNOLOGY LIMITED

Yao Lan Trading Co., Limited

NEW TREASURE INDUSTRIAL LIMITED

TIANJINSHI TANGGAO MANUFACTURE VALVE CO., LIMITED