The company's R&D team applied for the latest ductile iron

Received the latest patent certificate approved by the patent office on February 20, 2020. Dongguan Jiqiao Building Materials Co., Ltd. specializes in the research and development, design, production, and sales of ductile iron manhole covers, focusing on professional municipal manhole covers for 20 years. Closely following market trends and the actual needs of construction sites, we continuously update our products based on customer feedback, promptly develop manhole covers that meet customer requirements, and address any issues that arise in a timely manner. We develop products from a practical perspective, continuously improving and researching new functions that address the issues. This ensures that every batch of manhole covers is used on construction sites to guarantee product quality and safety! We strictly, meticulously, take responsibility, and ensure the safety of people's property. We truly are a high-quality enterprise with conscience, responsibility, and a sense of duty! We do not lose our principles for thick profits, nor do we cut corners and lose our credit and responsibility due to thin profits! We use military concepts to protect national property!