These kits do not need any tools for construction. They are pre coloured so do not need painting . These kits are an easy introduction into modelling for children. China's J20 fighter made its public debut in the Airshow China in Zhuhai in 2016. Its short but exciting flyover was quite impressive. It's the first aircraft of China's own fourth-generation jet fighters. Compared to its prototype, this fighter is painted with an improved stealth coating. It is reported that this fighter has entered military with the PLAAF