Zhao Feng chose the most suitable composition and Yun Yao, who had noticed these small acts, nodded her head in praise.
In just the first step of choosing their materials, Zhao Feng had beat Yun Mengxiang.
After the materials were chosen, Zhao Feng put them into the furnace in order and put them in specific places.
The heat of the furnace wasn’t even everywhere, there was places of high and low heat respectively.