The Company’s quality, environment, occupational health and safety (OHAS) management system passed the re-certification audit

From November 3 to November 6, 2014, the expert group of Beijing Zhongshui Excellence Certification Co., Ltd. carried out the second annual surveillance audit over management systems of quality, environmental protection and occupational health and safety of the Company since the beginning of August, 2002. Recently, the company formally received a notice of qualified audit.