| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| CH/T 2020-2023 | English | RFQ |
ASK
|
3 days [Need to translate]
|
(Decimeter-level real-time satellite navigation and positioning service system construction service specification)
| Valid |
CH/T 2020-2023
|