Table 4. Comparison of technical efficiency after adjustment for the input variables of 65 e-commerce firms in 2019.
| No. | DMU | crste | vrste | scale | return to scale |
|---|---|---|---|---|---|
| B2C | |||||
| 1 | Alibaba | 0.492 | 1 | 0.492 | drs |
| 2 | Jingdong | 0.820 | 1 | 0.820 | drs |
| 3 | Pinduoduo | 0.711 | 1 | 0.711 | drs |
| 4 | Xiaomi Group | 0.722 | 1 | 0.722 | drs |
| 5 | Sunning | 0.67 | 1 | 0.670 | drs |
| 6 | Vipshop | 0.809 | 1 | 0.809 | drs |
| 7 | Nanji | 0.983 | 1 | 0.983 | irs |
| 8 | Three squirrels | 0.995 | 1 | 0.995 | drs |
| 9 | Lexin | 0.975 | 1 | 0.975 | drs |
| 10 | Baozun | 0.994 | 1 | 0.994 | drs |
| 11 | Onechance | 0.990 | 1 | 0.990 | irs |
| 12 | Gome | 0.703 | 1 | 0.703 | drs |
| 13 | Qudian | 1 | 1 | 1 | - |
| 14 | Bea | 0.943 | 1 | 0.943 | drs |
| 15 | Zhidemai | 0.807 | 0.991 | 0.814 | irs |
| 16 | Yunji | 0.999 | 1 | 0.999 | drs |
| 17 | Weimob | 1 | 1 | 1 | - |
| 18 | Youzan | 0.856 | 1 | 0.856 | irs |
| 19 | Ellassay | 0.997 | 1 | 0.997 | drs |
| 20 | Ruhnn | 0.478 | 1 | 0.478 | irs |
| 21 | Yujiahui | 0.999 | 1 | 0.999 | drs |
| 22 | 111.com | 0.995 | 1 | 0.995 | drs |
| 23 | Babytree | 0.525 | 1 | 0.525 | irs |
| 24 | Secoo | 1 | 1 | 1 | - |
| 25 | Mogu | 0.986 | 1 | 0.986 | drs |
| 26 | Jumei | 0.998 | 1 | 0.998 | irs |
| 27 | Tuanche | 1 | 1 | 1 | - |
| Mean | |||||
| B2B | |||||
| 28 | Shanghai Ganglian | 1 | 1 | 1 | - |
| 29 | GlobalTop | 0.971 | 1 | 0.971 | drs |
| 30 | United Information | 0.876 | 0.877 | 1 | - |
| 31 | Lianluo Interactive | 1 | 1 | 1 | - |
| 32 | Zall Smart | 0.999 | 1 | 0.999 | irs |
| 33 | Tianze Information | 1 | 1 | 1 | - |
| 34 | Guanfu | 0.996 | 1 | 0.996 | irs |
| 35 | Netsun | 0.469 | 1 | 0.469 | irs |
| 36 | Focus | 0.801 | 1 | 0.801 | irs |
| 37 | Huading | 0.972 | 1 | 0.972 | drs |
| 38 | Molbase | 1 | 1 | 1 | - |
| 39 | Guangbo | 0.997 | 1 | 0.997 | drs |
| 40 | HC Group | 0.987 | 1 | 0.987 | drs |
| 41 | Cogobuy | 0.918 | 1 | 0.918 | irs |
| 42 | Europol | 0.358 | 1 | 0.358 | irs |
| 43 | LightIn TheBox | 1 | 1 | 1 | - |
| 44 | DX.COM | 1 | 1 | 1 | - |
| Mean | |||||
| P2C | |||||
| 45 | Meituan | 0.569 | 1 | 0.569 | drs |
| 46 | Ctri | 0.491 | 1 | 0.491 | drs |
| 47 | Alibaba Health | 1 | 1 | 1 | - |
| 48 | 58.com | 0.999 | 1 | 0.999 | drs |
| 49 | Luckin | 0.999 | 1 | 0.999 | drs |
| 50 | Ping A Health Cloud | 0.983 | 1 | 0.983 | drs |
| 51 | 51job | 1 | 1 | 1 | - |
| 52 | Genshuixue | 0.680 | 1 | 0.680 | irs |
| 53 | Alibaba Picture | 0.712 | 1 | 0.712 | irs |
| 54 | Tongcheng-Elong | 1 | 1 | 1 | - |
| 55 | Koolearn | 0.619 | 1 | 0.619 | irs |
| 56 | Maoyan | 0.964 | 1 | 0.964 | irs |
| 57 | Youdao | 0.989 | 1 | 0.989 | drs |
| 58 | So-Young | 0.690 | 1 | 0.691 | irs |
| 59 | Fangdd | 0.657 | 1 | 0.657 | irs |
| 60 | Q&K | 1 | 1 | 1 | - |
| 61 | Qeeka | 0.747 | 1 | 0.747 | irs |
| 62 | Tuniu | 0.986 | 1 | 0.986 | drs |
| 63 | Leju | 1 | 1 | 1 | - |
| 64 | Soufun | 0.774 | 1 | 0.774 | irs |
| 65 | 51Talk | 1 | 1 | 1 | - |
| Mean | 0.872 | 0.998 | 0.874 | ||
| Total mean |
Note: CRSTE = technical efficiency based on the CRS data envelopment analysis (DEA) approach. VRSTE = technical efficiency based on the VRS DEA approach. Scale = scale efficiency (CRSTE/VRSTE).