Information from the National Intellectual Property Administration shows that Longquan Hongrui Air Conditioning Equipment Co., Ltd. has obtained a patent entitled "A Modular Liquid Storage Tank Facilitating Installation", with the authorization announcement number CN223822317U and an application date of March 2025.

The patent abstract indicates that this utility model discloses a modular liquid storage tank that is easy to install. It comprises a tank body, a cover body covering the tank body, and a partition frame that divides the internal space of the tank body into several storage spaces. The partition frame includes a cylinder and partition plates circumferentially arrayed on the outer ring of the cylinder. The top of each partition plate is provided with a T-shaped connecting strip. Connecting plates, the number of which is consistent with that of the partition plates, are arranged at intervals on the inner wall of the tank body. Each connecting plate is provided with a T-shaped groove that is in sliding fit with the aforementioned T-shaped connecting strip. The bottom of the tank body is provided with a connecting groove for sealed connection with the partition frame. Through the design of the partition frame, effective separation of the internal space of the tank body is realized, enabling a single liquid storage tank to store multiple types of liquids, which improves space utilization rate and flexibility.

Data from Tianyancha (a leading enterprise information inquiry platform in China) shows that Longquan Hongrui Air Conditioning Equipment Co., Ltd. was established in 2019 and is located in Lishui City. It is an enterprise mainly engaged in the non-ferrous metal smelting and rolling processing industry, with a registered capital of 500,000 RMB. According to big data analysis by Tianyancha, Longquan Hongrui Air Conditioning Equipment Co., Ltd. has participated in 3 bidding and tendering projects, owns 9 patent records, and additionally holds 3 administrative licenses.