One, before sales service 1, training professional marketing personnel quality, provide a full range of advisory services to you through detailed; good communication, combined with the environmental and functional requirements, the company image and budget, to make reasonable suggestions and your projects supporting the comprehensive. Before 2, reached in business contract, can the user environment, investigation and survey by the company engineering design, according to different user site environment, to provide users with comprehensive and targeted solutions. Two, the sale of services To manufacture according to the requirements of the contract 1, strictly, the rationality of the production cycle, efficient transport services, to ensure the smooth implementation of the contract. Project management staff 2, with rich experience, with you do site clean-up plan, arrange on-site construction supervision, ensure the installation effect and adjust to the actual environment needed at any time. 3, to provide users with delivery to the designated locations, professional and technical personnel on-site installation and cleaning, test. Three, after sale service 1, the product warranty of five years, and life-long maintenance, warranty period of free maintenance, warranty period fee. 2, in the installation acceptance, provide professional instructions, to support future maintenance work. 3, product quality warranty period, we will regularly sent visit, has checked to provide product quality condition, found that the problem timely treatment. 4, the handling of complaints: complaints relating to product quality warranty period, our company will respond within 24 hours and processed immediately.