Chongqing Le-Mark Ceramic Technology Co. Ltd. is a high-tech company, which has been manufacturing ceramic (Silicon Nitride) heating elements used in industries and household appliances for more than 10 years and it has dedicated itself to perform extensive research in this field.

Le-Mark has obtained uniquely international patents for a series of its products including all-ceramic heating elements, ceramic glow plugs for diesel engines, heating elements for industrial and home appliance use.

Le-Mark's scope of business includes research, development, production, marketing, and sales of heating elements. The main products include ceramic glow plugs and hot surface igniters. Le-Mark has established business with internationally renowned companies.