27 (Xinhua) -- A test version of the reusable Kuaizhou rocket completed a vertical takeoff and landing experiment on Friday afternoon. The test rocket, developed by the Expace Technology Co., Ltd., a company affiliated with the China Aerospace Science and Industry Corporation Limited, used a liquid oxygen methane engine.The flight time lasted 22 seconds, and the rocket hovered in the air for nine seconds, with a height accuracy of 0.15 meter.