1. All holes on I / O surface shall be inspected to ensure that there is no foreign matter, fracture or deformation<br>2. Cover & lower shall not be bulged or perforated<br>3. The mesh shall be free of foreign matters and deformation<br>4. Screws shall not be locked, missed or wrong<br>5. Shake the machine with both hands to listen to no noise in the machine<br>6. There are three defective products in succession, five defective products of the same kind are accumulated and the line is stopped, and the universal worker of the current line is informed to deal with them<br>
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