4 heavy duty swivel casters-heavy duty swivel casters is a good example of efficient production of Zhongshan Dajin caster 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, Dajin caster 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.. The basis of our success is our customer-focused approach. We place our customers at the heart of our operations, providing excellent customer service available at Dajin caster and recruiting highly motivated external sales agents with exceptional communication skills to continuously ensure clients are satisfied. Fast and safe delivery is regarded of great importance by every customer. Thus we have perfected out distribution system and worked with many reliable logistics companies to ensure efficient and reliable delivery..