免费国产线观看免费观看,精品av熟女一区二区偷窥海滩,电影内射视频免费观看,亚洲日韩精品a∨片无码加勒比,日本孕妇潮喷高潮视频,国产精品白丝久久av网站,国产乱码人妻一区二区三区,国产情侣真实露脸在线,日韩午夜福利无码专区a,东京热人妻系列无码专区

Service

Qingdao Huatong Electrical Equipment Co.,Ltd. for many years has made the quality of Qingdao City, the letter of the unit. The current after-sales service work will be in strict accordance with the international quality assurance system standards for after-sales service, will be able to meet customer requirements, customers get the trust. To create brand, promote the brand, improve corporate reputation, establish a corporate image, we have the spirit of "all the pursuit of high quality, customer satisfaction for the purpose of" the spirit of "the most preferential prices, the most attentive service, the most reliable product quality" The principle of feedback to customers, in this commitment to our customers, and hope that the majority of customer supervision.
First: the product quality commitment:
1.the company produces all the products will be strictly in accordance with the production process, the company has a detailed archives to ensure that product development, production, acceptance, sales links without error.
2.the product in strict accordance with GB7251.1-2005, GB / T11022-2005, GB3906-2006 standard manufacturing and testing.
3.the product performance, we will conduct a rigorous testing, all items tested before sales can be sold.
Second: the product price commitment:
1.in order to ensure the high reliability and advanced products, product selection are selected domestic or international quality brand-name products.
2.in the same competitive conditions, our company promises not to reduce product performance, change product parts, and to cost-effective products available to customers.
Third: the commitment to delivery:
According to user requirements, to ensure high quality, high service, high speed to complete the delivery task.
Fourth: after-sales service commitment:
1.service purposes: fast, decisive, accurate, thoughtful, thorough.
2.service objectives: service first, quality first.
3.service efficiency: warranty period or warranty period, such as equipment failure, the company will provide technical guidance within 2 hours of support or on-site support.
4.the supplier free of charge to guide the installation, guidance and debugging, free of demand for staff after-sales (or pre-sale) technical training, so that the use of operation, operation and maintenance, maintenance inspection skills.
5.the product equipment from the customer project destination, the supplier in accordance with the progress of customer planning, to assist and guide the equipment installation, commissioning, testing, until the power transmission operation, as the completion of the contract product delivery.
Fifth: the quality assurance period: the supplier of products sold since the date of delivery of the warranty period of one year, life-long paid maintenance.
Sixth: the principle of service:
1.the warranty period: the warranty period for the supplier will be free maintenance and replacement is a quality cause damage to the parts.
2.the warranty period: the company's products to achieve lifelong paid maintenance, warranty parts and components outside the damage, the supply of accessories only cost, by the demand side of the equipment caused by damage to the supplier for maintenance or supply of accessories according to cost meter.

Service Tel: 0532-88182670 0532-88183397
国产精品视频一区二区三区不卡| 仙女白丝jk小脚夹得我好爽| 久草国产手机视频在线观看| 日韩三级一区二区三区四区| 人妻夜夜爽天天爽三区丁香花| 国产精品特级毛片一区二区三区| 亚洲第一无码xxxxxx| 国产黄页网站在线观看免费视频| 亚洲av影院一区二区三区四区| 国产91九色视频在线播放| 黄片小视频免费观看完整版| 久久精品国产免费观看| 真正免费一级毛片在线播放| 色老汉亚洲av影院天天精品| 天堂蜜桃视频在线观看 | 好吊妞视频这里有精品| 国产精品9999久久久久| 五月天激情综合网| 日本变态网址中国字幕| 国产一区二区三区的区| 三级做a全过程在线观看| 永久免费av无码网站yy| 国产视频在线一区二区三区四区| 蜜桃视频高清在线观看| 日韩精品在线免费视频| 中国人妻被两个老外三p| 久久综合亚洲色社区| 久久国产精品国产精品久久| 在线国人免费视频播放| 成人欧美一区二区三区在线观看| 免费精品一区二区三区第35| 欧美日韩精品福利在线观看| 久久少妇呻吟视频久久久| av一区二区三区在线| 全球av集中精品导航福利| 午夜国产精品久久久久| 色佬易精品视频免费在线观看| 森中文字幕一区二区三区免费| 国产后入又长又硬| 亚洲国产午夜精品乱码| 国产在线视频一区二区三|