Mr. Liu is passionate about modifying existing blasters and making them more fun. His most notable custom creations include the Big Jolt Zhurong and Big Jolt Zhurong Extra, as well as modifications for the X330 blaster, Nerf Rival Knockout, and many other blasters. Among these, the Zhurong series has achieved the highest sales in the Chinese market. The designers’ enhancements to the Big Jolt have become highly popular, causing the price of the original Big Jolt to multiply several times.