1. A native Chinese speaker.  I can be a good Chinese teacher.

2. A skilled English speaker. I have worked in local US company (in Shenzhen city, China) for 20 years. I can speak/listen/read/write English very well.

3. A professional engineer. I have acted as a process/equipment engineer for 20 years, in the field of PVD&CVD coating/Etching/testing/lamination/painting/PCB processes.

4. My wife is a professional buyer (locate in Shenzhen city, China) who has lots of supplier sources in China(different cost/scale/quality levels). Abundant experience of packaging materials/hardware/plastic/structural components/electronic materials/PCB layout.