农药登记证和农药临时登记证应当规定登记有效期限；
The pesticide Registration Certificate and Temporary Registration Certificate shall specify the term of validity of the registration.
为了方便，我建议你把你的护照页复印二份，中国签证页复印二份，就业证复印二份，临时住宿登记证明页复印二份。
For the sake of convenience, I suggest you to copy your passport page two, Chinese visa page two copies, two copies of the employment permit, temporary accommodation registration certificate copy two.
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