28. Related Party Balances and Transactions The principal related parties with which the Group had transactions during the years presented are as follows: | | | | Name of Entity or Individual | | Relationship with the Company | | Beijing Yihang Intelligent Technology Co., Ltd. (“Beijing Yihang”) | | Affiliate | | Neolix Technologies Co., Ltd. (“Neolix Technologies”) | | Affiliate | | Airx (Beijing) Technology Co., Ltd. (“Airx”) | | Affiliate | | Beijing Judianchuxing Technology Limited (“Beijing Judianchuxing”) | | Affiliate | | Suzhou Yihang Intelligent Technology Co., Ltd. (“Suzhou Yihang”) | | Affiliate | | Changzhou Huixiang New Energy Auto Parts Co., Ltd. (“Changzhou Huixiang”) | | Affiliate before October 2022 (which became a subsidiary since then (Note 5)) | | Beijing Sankuai Online Technology Co., Ltd. (“Beijing Sankuai ”) | | Controlled by Principal Shareholder | | Hanhai Information Technology (Shanghai) Co., Ltd. (“Hanhai”) | | Controlled by Principal Shareholder | |
The Group entered into the following related party transactions: | | | | | | | | | For the Year Ended December 31, | | | 2020 | | 2021 | | 2022 | Purchase service from Beijing Sankuai | | — | | 969 | | 5,521 | Purchase services from Hanhai | | — | | — | | 1,190 | Purchase materials from Changzhou Huixiang | | — | | — | | 811 | Purchase R&D service from Beijing Yihang | | 4,368 | | 12,176 | | 281 | Purchase materials from Beijing Yihang | | 58,361 | | 31,692 | | 73 | Purchase R&D service from Suzhou Yihang | | — | | 3,772 | | — |
The Group had the following related party balances: | | | | | | | As of December 31, | | | 2021 | | 2022 | Due from Neolix Technologies | | 678 | | 678 | Due from Beijing Yihang | | 334 | | — | Total | | 1,012 | | 678 |
| | | | | | | As of December 31, | | | 2021 | | 2022 | Due to Beijing Yihang | | 7,102 | | 5,921 | Due to Beijing Sankuai | | 330 | | 1,185 | Due to Hanhai | | — | | 61 | Due to Airx | | 23 | | 23 | Due to Changzhou Huixiang | | 30,000 | | — | Total | | 37,455 | | 7,190 |
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