高清视频一区,乱滛免费视频,国产成人综合手机在线观看,国产99精品一区二区三区

Welcome - Xi'neng Boiler GroupTel 0510-85605893 / 85600333xngl@xngl.com
About Xi'neng
Contact us us

TEL: +86 510 85605893 85600333
FAX: +86 510 85600555
http://www.xngl.com
E-mail: xngl@xngl.com
ADD: No.9 Yanxin East Road, Dev.Zone, Wuxi Jiangsu Province, 214174 P.R.China

服務(wù)及質(zhì)量保證

Xi'neng Service purposes

With professional technical knowledge and good professional quality, we provide customers with services from pre-order information, product contract signing, product production process, product delivery and delivery, product installation and commissioning, product use process, product post-maintenance process. We create brand by service and benefit by service. Customer satisfaction is our greatest reward.

Quality assurance

I am responsible for the quality

Implementing "Three Guarantees" within the Product Quality Assurance Period

We guarantee to repair: During the warranty period, the company shall bear all the repair costs incurred by manufacturing reasons.

Replacement: During the warranty period, if the product has serious quality problems and cannot be repaired, the company will be responsible for the replacement;

Return: During the warranty period, if the product has serious quality problems and has passed the contract exchange procedure, the company will be responsible for the return of the contract.

Fast professional service outlets

Our company's service network covers 15 regions of the country, and more than 30 professional service engineers are dedicated to serving you.

Service Process

Pre-order of products

We will send professional technicians and sales engineers to communicate with customers in order to help them choose the type economically, effectively and reasonably. We will promptly respond to customer inquiries and provide relevant information and technical solutions.

Signing of Product Contract

We will clarify the relevant requirements and supply scope with customers and confirm the technical documents. We will sign and perform the contract in a fair, honest, responsible and law-abiding manner.

Product Manufacturing Process

We will track the product processing process in time to ensure that the contract agreed delivery time, timely communication with customers on-site progress, and contact customers on-site supervision and inspection.

Product Delivery

We will communicate with customers to confirm the delivery period and assist customers in transportation and freight forwarding.

Installation and commissioning of products

We will provide customers with installation and commissioning technical guidance, provide installation technical support, help to solve the problems in the installation and commissioning process of customer boiler equipment, and also provide customers with boiler management personnel and furnace operator operation training.

Post-product Maintenance

During the whole process of using the boiler, we will visit the customers regularly to know the use of the products. At the same time, it provides customers with boiler maintenance guidance and service technical support. Finally, we will provide users with all kinds of spare parts for a long time.

一区二区三区图片精品| 青青操福利在线视频| 久久久久久久久久久熟女爽| HEYZO少妇无码精品| 久久综合精品一区二区| 久久激情五月天专区视频| 精品少妇av一区二区三| aV二区色| 一区二区三区日韩欧美精品在线| 久久精品国产亚洲AV五月天| 国产一区二区高清无码| 日韩在线成人手机视频| 看一区二区三区草逼视频| 久久夜干精品视频| 天天干另类Av| 欧美日韩不卡影院| 精品黄色老司机| 精品综合久久久影在线| 年轻女教师| 偷拍av一区二区| 曰产无码久久久久倩| 亚洲毛多老妇| 亚洲精品永久www嫩草51| 自拍偷拍亚洲欧美一区二区| 丰满的老熟女一区二区三区四区老外| 天人色综合成人网| 又大又长又粗又黄的欧美网站| 偷拍与自拍中文字| 久久骚| 91av激情视频| 久久网麻豆影院| 午夜片制服丝袜| 51一区在线| 久久精品人人做人人爽老司| 日韩AV少妇熟女国语中字| 天天干天天干天天操天天射| 洗车av在线观看| www.久热观看| 欧美日韩人妻字幕一区| 免费久久少妇| 综合爱爱亚洲综合爱爱亚洲综合|