automatic swing doors-electric sliding door is a good example of efficient production of Shenzhen Hongfa Automatic Door Co, Ltd.. We select superior raw materials in a short time which only come from qualified and certified suppliers. Meanwhile, we strictly and quickly conduct testing in every phase without compromising the quality, ensuring that the product will meet the exact requirements.. In recent years, Hongfa has gradually received a good reputation in the international market. This benefits from our continuous efforts on brand awareness. We have sponsored or participated in some of China local events to expand our brand visibility. And we post regularly on social media platform to effectively execute on our brand strategy of the global market.. We can match your current design specification or custom-design new packaging for you. Either way, our world-class design team will review your needs and suggest realistic options, taking into consideration your time frame and budget. Over the years we have invested heavily in state-of-the-art technology and equipment, enabling us to produce samples of products at [网址名称] with ultimate quality and precision in-house. .