SHANDONG TENGKUN ENVIRONMENTAL TECHNOLOGY CO., LTD.
Q
How can I get samples from you?
A

 According to our company's rule,sample is freely provided,but freight cost need to be paid by your esteemed company.And we will return to you when you place the first order with us.

 We would like to send you samples to check its quality based on freight collect.

If you want to make proof,we’ll calculate related cost.

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