1. Vocational or high school diploma or above, with priority given to majors in mechanical and electrical engineering, electronic information, or related fields;

2. More than one year of experience in machine equipment maintenance;

3. Strong sense of responsibility.

1. Vocational or high school diploma or above, with priority given to majors in mechanical and electrical engineering, electronic information, or related fields;

2. More than one year of experience in machine equipment maintenance;

3. Strong sense of responsibility, able to adapt to two shifts.

1. Bachelor's degree or above;

2. More than two years of customer quality management experience;

3. Strong communication and organizational skills, with a strong ability to handle pressure.

1. Master's degree or above, majoring in acoustics, graduated from a 985 university with a master's degree, and graduated from a 211 university with a bachelor's degree or above;

2. Graduates of acoustics majors from Nanjing University, Ocean University of China, Chinese Academy of Sciences and other universities are given priority and receive preferential treatment.

1. More than 3 years of experience in TWS speaker product development;

2. Bachelor's degree or above, those with rich experience and expertise can lower their educational requirements.

1. More than 3 years of experience in developing laptop and speaker products;

2. Bachelor's degree or above, those with rich experience and expertise can lower their educational requirements;