Henan Sigma Industrial Co., Ltd is a renowned group company that initially ventured into the aluminum industry, specializing in aluminum sheets, strips, and foils. Over time, we have evolved and diversified our product portfolio, with a primary focus on aluminum slugs and aluminum circles. At Henan Sigma, we prioritize customer satisfaction, offering a comprehensive approach that covers quality, competitive pricing, timely delivery, and post-sales support. We adhere to a customer-centric philosophy, ensuring our clients' needs are met at every step.