Shenzhen Municipal Engineering Co., Ltd. Riche longwave May 2005, with registered capital of 20 million yuan, an independent legal entity. Business Scope: municipal public works; municipal facilities maintenance; cleaning services, in addition to the "four evils" services; landscaping; lighting repair; property management; engaged in operating MSW sweeping, collection, transportation; investment in the industry; sanitation equipment buying and selling; environmental protection equipment research and development. The company has passed ISO9001: 2008 quality management system certification and ISO14001: 2004 environmental management system certification, GB/T28001 occupational health and safety management system certification and AAA grade quality, service integrity unit certification. Main cleaning services, is the Shenzhen City Authority, clean Association for the Evaluation qualification of professional cleaning company, the company was China Business Enterprise Management Association Professional Committee of cleaning service providers (in clear Association) elected as executive director units, to be "in the clear agreement" assessed as Chinese national qualification cleaning cleaning industry enterprises.