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Yes, of course we we'd like to provide you samples to check and test.

Sample cost depends on physical truth; 3-5 days to prepare the samples.

The freight depends on the package weight, size and your exact address including the postal code. ( Sometimes it will generate the additional cost if your exact address is very remote.) Samples express time is about 1 weeks.

Usually it is a week. At peak production, it is about 2 weeks.

All the raw materials by IQC before launching whole process. When the product is finished, the professional QC will carry out sampling inspection, and the goods can be shipped out of the warehouse after passing the test.