• Responsible for the inspection of warehousing materials, finished products and sampling warehouses; • Responsible for the work of the sample observation room, providing reliable data for the company's product quality improvement, quality upgrade, and product validity period; • Responsible for the registration of the sample samples retained, and clearly classify the general sample and key samples; • In the "scientific use, careful maintenance, regular calibration," the principle of precision instrument management, following the company's sample inspection; • Observe and record the indoor temperature and relative humidity according to regulations, and make good use of the instrument's records; • The precision instrument is operated by a designated person. Others who have not been trained or allowed without permission are not allowed to operate the machine. • Check at any time whether the spare parts of each precision instrument are complete; • The establishment of a precision instrument file should include the source of the instrument, maintenance records, and calibration records; • leaving the precision instrument room should pay attention to cut off the power, close the doors and windows, to ensure the safety of the instrument; • Keep the precision instrument room clean at any time; • Other tasks assigned by the supervisor and the company.

• College degree or above, agronomy related majors, computer skills; • Have at least 1 year working experience in agricultural products inspection and instrument analysis, be familiar with agricultural products inspection and instrument analysis, and pass practical training related to the inspection operation conducted and pass the assessment; • High degree of responsibility and strong communication skills, with good teamwork and professionalism.