C139 Second Military Exercise(1)

After thinking about it for a few days, Yan Ge finally found a way to keep the pine resin soft.

On the day of the opening of "First Company," the "Umbrella Factory" continuously released six different umbrellas, which were then tested for waterproofing in public. The entire capital was stirred. There are three kinds of bamboo stick skeleton umbrella: bamboo stick cloth umbrella