1. Are you trade company or factory?

   We are the reliable manufacturer with our own patented products in China.

2. What does your product applications?

    Widely applied in the related industries of Environmental monitoring,Scientific research institution,

     University laboratory, Third party test company, Metallurge & Mineral etc.

3. What’s your warranty?

  One-year warranty period is provided. If any problems while you are using the equipment,

   you may contact via Email: info at yonglekang.com for after-sale service.

4. How to deliver?

   The shipping service is provided at customers’ option, including courier services, air freight services

   and sea freight services.

5. What’s the delivery time?

  Generally we have regular models in stock. Packing can be done within 3 working days after your full payment is confirmed.

  Delivery time is about 5 days by courier. Therefore, you are expected to get the equipment in about 10 days after your payment confirmed.

6. What should I do if I do not know how to use?

please do not worry, manual user will be sent together, you can also contact us with more technological support.