The cost for materials refers to the investment in raw material from the supplier for mass manufacturing of the product. Some manufacturers will ensure low cost of materials of solar power system through detailed investigation to the domestic market and foreign market. They will negotiate with the suppliers to ensure a stable supply of different ingredients through long-term contracts. The price may fluctuate owing to the market demand or seasonal change, but it basically remains stable to help customers gain business profits.

With years of experience in manufacturing solar panel, Zhejiang JEC New Energy Technology Co., Ltd is an established and trusted manufacturer and supplier with numerous satisfied customers. CETC SOLAR's main products include mono solar panel series. on grid solar system as an important product in its industry should be designed with solar energy systems. Each product has been tested strictly before package according to the requirements of quality management system.

The enthusiasm and mission of our company are to provide customers with safety, quality, and assurance – today and in the future.