What are the conditions for Henan supervision engineer to apply for the exam?

Generally speaking, it is good to satisfy this.

Requirements for supervisors: college degree or above in engineering technology or engineering economics, with intermediate title of engineering for 3 years;

If you are older, you can satisfy either of the following two items at will.

1. Obtain senior positions in engineering technology or engineering economy in accordance with relevant state regulations.

2. 1970 (including 1970) graduated from a technical secondary school majoring in engineering technology or engineering economy, and obtained the intermediate post of engineering technology or engineering economy in accordance with the relevant provisions of the state, and served for three years.