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售后服务
 
● follow-up system for companies to implement the user, the engineer from time to time visits to customers, checking equipment status, maintenance of the instrument and provide technical advice, to ensure stable operation of equipment.
 ● The company has a strong technical services team, to provide users with quality and efficient service.
 • has 15 years of large-scale physical and chemical analysis equipment service experience, understanding of customer needs, respond quickly.
 • has a rigorous, systematic training of highly qualified professional and technical engineers.
 • has a number of the instruments of professional experts.
 ● strict service monitoring mechanism.
 • The adoption of "user supervision","the company QC supervision " and "related sales staff to supervise"three-in service monitoring mechanism, leading company in person to the user site regularly checks the quality of service, technical service engineer for a return visit to strict Assessment, to ensure service quality.
 ● professional user and technical training.
 • Before installation of the instrument engineer by professional training to provide users of the device, principle, performance, operation, maintenance and other professional training, to help users familiar with the equipment, skilled technique.
 • The installation site of the short-term user operation and maintenance training.
 • Regular training courses organized by various forms of user.
 • provide users with a variety of year-round sample analysis method advice (by the application of expert professional responsibility.)
 • a full range of spare parts library.
 
 Engineers introduced
 Li Zhiwei 18917652908 responsible for the region: Liaoning, Heilongjiang + + +, Jilin, Shandong (except Heze)
 Zhao Yuchun 18917652902 responsible for the region: Hubei, Anhui + +, Jiangsu (other than Suzhou, Kunshan)
 Yan Rong 18917652903 toward the area of ​​responsibility: Guangdong + Hunan + Jiangxi, Zhejiang + + + + Shanghai, Fujian, Jiangsu (Suzhou, Kunshan)
 Area of ​​responsibility in Zhanrong 18917652905: Sichuan + Chongqing + + Guangxi, Yunnan, Guizhou + + + Shaanxi, Qinghai, Gansu +
 Bo 18917652907 responsible for the region: Beijing + Tianjin + Hebei (Shijiazhuang, the north and east: Chengde, Tangshan, Langfang, Cangzhou, Zhangjiakou Gaobeidian Qingxian) + + Ningxia, Inner Mongolia
 Qiong 18917652906 responsible for the region: Hebei (Shijiazhuang, south of: Wu Anheng Shijiazhuang, Xingtai water) + + Shandong, Henan (Heze area) + Shanxi

link:Shanghai Defu Optoelectronics Technology Co. LTD   Shanghai Nisera Sensor Co. LTD   Shanghai Optoelectronics Technology Co., LTD

Tel:(86)21-65253535   Advertising cooperation(86)21-65368034  Phone:18917652928   Fax:(86)21-55610066  E-mail:dekai@vip.sina.com 
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