A class of medical device product registration, send samples to the testing center is to wait for the product registration standards review through the time or directly first can be sent to the test?

First sent to the test, the test center will prompt you to correct some errors, and so get the test report to submit information to the drug, the Drug Administration will be prompted to correct a part of the error, if the corrected error relates to the test, and may go back to the testing center to make up for the test. The final filing is the standard of eligibility