With the demands of the market competition, the pipes that was used for ceiling lamp conclude: the weld straight pipe, “ S ” pipe, “ 弓 ” siphon, “ G ” siphon and so on, which was manufactured by our factory. In joint technically, we have used the Bump weld more and more, and the Bump weld technics of our factory is possessed of predominance contrasting the craft brother. The effect of weld is very perfect, no interstice and pore, not easy to offweld. We attach importance to the quality of inner tooth of the nut, trying our best to keep the line balanceablely , two sides uprightly after attacking tooth. In addition, there are many specifications of counterweight sticks and balancing poles offered to the customers to choose, which have perfect quality.