Witness the relationship. According to Aiqicha, when Yuduoduo signed the lease contract, the witness of the contract was Shanghai Nuanzhu Network Technology Co., Ltd. Shanghai Nuanzhu Network Technology Co., Ltd. was established on June 17, 2020. Its registered address is Building 3, No. 2111 Beiyan Highway, Chongming District, Shanghai (Shanghai Chongming Forest Tourism Park), and its legal representative is Zhang Peng. Yuduoduo is a brand successfully registered by Shanghai Luyang Asset Management Co., Ltd. in the Trademark Office of the State Administration for Industry and Commerce on July 27, 2016.