Our Service & Support

After Sale

If you want to know more, please contact us in time. Customer service is online 24 hours a day.

Yonker owns a set of complete service system, service response within 8 hours, advanced CRM customer relationship management system, proactive preventive service, which provide customers with professional after-sale support. Not only providing high-quality products to our customers, we are also well controlling the quality system throughout the complete life cycle of products, and continuing the value of Yonker quality with professional service.

We have professional packing drop test machine, we will test packaging quality of each new product for its safety after falling from a height of one to two meters. Proof by facts, the packaging safety of most of our products is guaranteed.