According to Jim Pon, who constructs the fireworks, every one sent skyward includes a ring. When the fireworks explode, the ring comes back to earth. Whoever is first to claim it owns it, and its luck follows the person for a year.
根據制砲的彭姓師傅解釋，每個沖天砲裡裝有一支簽，當砲射到空中爆炸後，簽就掉落下來，誰先到搶那隻簽就歸他所有，簽運的好壞也就跟他一年。