STABILITY The strong background of SINOMACH and the SUMEC GROUP enables Phono Solar to offer a genuine 25-year product warranty. Interdependent business sectors have realized healthy and sustainable development.

RELIABILITY Phono Solar adheres to the highest standards of quality, has rigorous quality control processes, and strives to consistently deliver high quality products.

CREATIVITY At Phono Solar, we strive to continuously innovate our products through R&D and to optimize our business model. We offer both a flexible and experienced service to our customers, ensuring that we always add value.


The Limited Manufacturer’s Warranty for Phono Solar modules guarantees materials and workmanship for 10 years and power for 25 years. In addition to the comprehensive warranty terms, Phono Solar provides customers with Errors or omissions liability insurance and Commercial general liability insurance policy from a world-renowned insurance company. Customers who purchase Phono Solar products will enjoy a global, irrevocable and immediate insurance warranty, which provides third-party rights to the insurance in case of insolvency or bankruptcy.