2019-05
2020-06
2021-06
2022-06
2022-06
2019-05
Two invention patents
Applied for utility model patent and appearance patent
2020-06
Production of bulk products
Mass production of two inflatable tents
2021-06
Function test and upgrade
Upgrade the cover style of the three fold roof tent
2022-06
Fully inflatable roof tent
Multi functional style upgrade of portable waterproof cover
2022-06
Inflatable tent shell style upgrade
Three fold roof tent with ABS shell, which is novel in shape and looks like a dog