LGDD has been specialized in manufacturing various ballasts and transformers in lighting field for more than twenty years.

LGDD pays high attention to science and technology reform. Absorbing advanced technology and experience from both domestic and overseas market, improving and innovating products constantly as well as listening to the requirements from customers, have let LGDD be awarded patents for more than ten product series and thus consolidated LGDD's outstanding status in this field.

LGDD products are well-known in the characteristics of higher efficiency, lower consumption and more durable lifetime. LGDD products have been sold well not only in domestic market but also to overseas markets, such as: The Occident, Africa and Asian countries including United States, United Kingdom, Germany, France, Italy, South Africa, Japan and so on.

LGDD has insisted on holding the principle of 'Innovation for Development and Quality for Existence' in the past twenty years. In order to conform to the internationalized standards for its management and products, LGDD has adopted and acquired certificates of ISO9001:2000 for its quality management system and ENEC, KEMA, IMQ, SAA, CE, TUV, CCC, etc. for all series of products.

LGDD has being kept on working hard in this devoted field and satisfying all customer demands constantly in the past, at present and in the future. LGDD take its sincerity to warmly welcome clients from home and abroad to establish stable cooperation relationship with each other and join both efforts in developing international markets.