What inventions did the legendary Emperor Yanhuang make?

Emperor Yanhuang refers to Yan Di and Huangdi. Their major inventions in legend are as follows:

1. Emperor Yan's main inventions are: making thunder, growing grain, establishing markets, making banjo with hemp as cloth, teaching people to bow and arrow, teaching people to make pottery, teaching people medicine and establishing calendars.

2. The main inventions of the Yellow Emperor are: sowing hundreds of plants, houses, clothes, vehicles and boats, arrays, music, appliances, mining fields, medicines and so on.