Wan dong Chen

China Wood Optimization (Holding) Ltd. engages in the manufacture and sale of wood products. It operates through the Sale of Processed Wood Panels, and Rendering of Wood Processing Procedure Service segments. The Sales of Processed Wood Panels segment produces and sells wood panels which have gone through the group's self-developed wood processing procedure, and also the shaving and sanding in accordance with the specifications of the customers. The Rendering of Wood Processing Procedure Service segment processes the raw wood panels of the customers. The company was founded on June 6, 2012 and is headquartered in Hong Kong.

Part of Moore Stephens International Ltd., Da Hua Certified Public Accountants LLP is a professional service agency based in Beijing, China. The Chinese company offers audit and authentication, management consultation, tax engineering, project management, and consultation of the IPO of central enterprises and local state-owned enterprise audit services, and listed companies service. The private company has helped several customers successfully list on the stock exchange, including Huafeng Technology, Xinan Technology, and Nanwang Technology. Dahua has a comprehensive service system that focuses on the audit business, covering management consulting, tax-related services, and engineering project headquarters. The company has established branches in 30 cities across the country and has a team of 8,300 professionals to respond to clients' needs in a timely manner. Da Hua Certified Public Accountants was acquired by Moore Stephens International Ltd. from Bdo China Da Hua Certified Public Accountants Co. Ltd. on October 14, 2013.