LIYANG INDUSTRIAL & TRADING DEVELOPING Co., Ltd is an enterprise with the capability of design, developing and manufacturing in spark plug industry. Our company was set up in 2002. Our products are covering in the area of automobile, motorcycle and gardening tool which are used in all kinds of petrol engine and gas engine. We are using the advanced cold punch technology to produce spark plug which is similar to NGK and Champion technology. With such technology, the metal shell and ceramic are better protected the quality of the spark plug are more stable to avoid from air leaking and broken. Our spark plug products are rang into more than 100 models with an annual out put of 6 million PCS. Besides the advanced technology, we also have a strong advantage of automatical production. Most of our production device is automatical that let us have very high, efficiency and stable quality. Throughout such years of development, we have gained a good reputation at domestic motorcycle manu... [More...]