customer service


Shanghai Yayao Engineering Co., Ltd. takes customer satisfaction as the center, and will provide comprehensive support, good after-sales service, technical support and technical support with actual working conditions for our customers. Our service time is 365 days a year, 24 hours a day. You can contact us anytime to consult and understand your equipment operation problems. Usually, we will do troubleshooting first through telephone and video, and let our technical experts contact you, which is the most effective way to help you restore the operation of the equipment.

We have more than ten years of customer service experience, to help customers solve many concrete construction equipment problems, choose Shanghai Yayao is the choice to rest assured, looking forward to working with you.

Our normal working hours are from 8:00 to 17:00 Monday to Saturday (Beijing time). During this period, you can contact us by telephone, fax or e-mail. In non-working hours, if there is an emergency, we can contact our customer service personnel through our official Wechat Public Number and we will respond to your needs at the first time.

Service Consultation Hotline: 400-681-8882 021-57407118

Sales Consulting Hotline: 400-012-8882 021-57407119