The Red Dot Design Award ceremony of 2021 was held in Essen, Germany in April. The LED display-NH series developed by Qingdao Qingan Optoelectronics Technology Co., Ltd. once again shone with superior design and won the excellent design award. With the support of our partners and the joint efforts of our staff, Qingan Optoelectronics has been climbing one peak after another for ten years.