Pre-shipment review (PSI) is just one of many excellent control evaluations conducted by Guangdong Hongbo Building Materials Science and Technology Co., Ltd.. This review is based on regular QC testing or on client request. Based on these standards and processes, samples have been randomly chosen and flaws are assessed. For all of us, pre-shipment review is an important step in the quality management procedure and a means to confirm the grade of this corrugated vinyl roofing before dispatch.

Hongbo Building Materials 's market coverage rate, market share, product sales volume, sales speed and other indicators take the lead in the corrugated vinyl roofing industry. Various in styles, Hongbo Building Materials's frp roofing sheets can meet the needs of different customers. The design of Redwave corrugated vinyl roofing covers many essentials in the fashion industry. The essentials mainly include color, silhouette, proportion, fabric, texture, sampling flat pattern, cutting and so on. Redwave products are well recognized by customers. With strict quality control system, Hongbo Building Materials is dedicated to provide customers with quality products and services. Redwave products can be customized based on demands.

Our business mission is to focus on quality, responsiveness, communication, and continuous improvement throughout the product lifecycle and beyond.