After-sales Service

Warranty policy:

We warrant that new equipment to be free from defects in workmanship and materials for a period of 13 months (four months for accessories) from shipment date under normal use and service. Our obligation under this warranty is limited to repairing, at our option, any part which is upon our examination proved defective.

The warranty shall not extend to any instrument that:
1) has been subjected to misuse, negligence or accidents;
2) caused by modification or repair by anyone except us or our designated person;
3) from which our original serial number tag or product identification markings have been altered or removed.

Parts will be available for a maximum period of five (5) years after any equipment has been discontinued. Parts shall include all materials, instructions, diagrams and accessories that were furnished with the standard models.

Return and Freight:

Be sure to confirm with our sales before any return, machine or parts, to avoid customs problem.
1. Within Warranty: The customer is responsible for freight & insurance charges when the equipment and/or parts is shipped to us for service (this includes custom charges). We are responsible for the freight & insurance charges from us to the customer.
2. After Warranty: The customer is responsible for any freight & insurance charges.

Technical Training:

We provide free service training to the technical personnel from the distributors with respect to the products and will further provide technical assistance immediately via e-mail or fax as requested by the distributors within 24 hours. The training will be performed at site in NINGBO and ZIBO. The transportation and accommodation expenses are on the distributors' account.

Technical support:

Our in-house engineers are here to assist you. Your assigned engineer will work with you in a one-on-one atmosphere to satisfy your needs and requirements. To help our staff identify the best products for your office, they are trained strictly by the product manufacturer in every technical aspect of their products.

Also our instruments would be followed up for its running condition by our sales department usually for its whole using life according to our sales file recordings. So you would receive our investigation form occasionally for your equipment's feedback so that we could make more progress to your customers in future.

Thank you for your kind cooperation and understanding in advance.

Contact Information
Yongfeng Enterprise Co., Ltd.
Add: No.1, Lane 110, Shengfeng Road, Ningbo, 315010, China
Tel:  86-574-87255354
Fax: 86-574-87125894
Web Site:,

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