Quality is the core competitiveness of Jetion Solar in the long-term development, and also winning by quality is the know-how of Jetion Solar to become a leading global PV manufacturer. In order to meet our customers' expectations for high quality and high reliability, we continue to invest in equipment upgrades, optimization and staff expertise training. Strict quality control system brings high-quality products. In some cases of early PV projects in Europe, our PV modules have been operating stably for more than 15 years. We are very proud of what we have achieved in quality.