diff --git a/docs/Quecpython_intro/zh/Qp_Product_intro/Hardware_Support.md b/docs/Quecpython_intro/zh/Qp_Product_intro/Hardware_Support.md
index d3c0ba4b0e2c75adeb3256561b0b03f69d764d9b..7a25277a8b722bd7b11430215e393e744235f605 100644
--- a/docs/Quecpython_intro/zh/Qp_Product_intro/Hardware_Support.md
+++ b/docs/Quecpython_intro/zh/Qp_Product_intro/Hardware_Support.md
@@ -54,7 +54,7 @@ EC100Y：Y代表ASR3601平台
 | EC200U_EUAB     | 全网通，移动4G，联通4G，电信4G，移动2G，联通2G，电信2G， | LTE-FDD: B1/B3/B5/B8<br/>LTE-TDD: B34/B38/B39/B40/B41<br/>GSM: 900/1800 MHz | 624MHz | total：8M     free：≈0.3M | free：≈450K           | 16   | 3    | 1    | 1    | 3    | 4     | *     | Y    | Y      | Y    | *    | *    | Y    | Y    | 3.4 to 4.3         | -40 to +105                              |
 | EC600U_CNLB     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：8M     free：≈0.3M | free：≈450K           | 16   | 3    | 1    | 1    | 4    | 4     | *     | Y    | Y      | Y    | *    | *    | Y    | Y    | 3.4 to 4.3         | -40 to +105                              |
 | EC600U_EUAB     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B7/B8/B20/B28<br/>TDD B38/B40/B41<br/>GSM B2/B3/B5/B8 | 624MHz | total：8M     free：≈0.3M | free：≈450K           | 16   | 3    | 1    | 1    | 4    | 4     | *     | Y    | Y      | Y    | *    | *    | Y    | Y    | 3.4 to 4.3         | -40 to +105                              |
-| EC600N_CNLC     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：16M     free：≈1M  | free：≈450K           | 29   | 3    | 1    | 1    | 1    | 4     | Y     | Y    | Y      | *    | *    | *    | N    | Y    | 3.4 to 4.3         | -40 to +105                              |
+| EC600N_CNLC     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：16M     free：≈1M  | free：≈450K           | 29   | 3    | 1    | 1    | 1    | 4     | Y     | Y    | N      | *    | *    | *    | N    | Y    | 3.4 to 4.3         | -40 to +105                              |
 | EC600N_CNLA     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：8M     free：≈0.3M | free：≈450K           | 29   | 3    | 1    | 1    | 1    | 4     | N     | Y    | N      | N    | N    | *    | N    | Y    | 3.4 to 4.3         | -40 to +105                              |
 | EC600S_CNLA     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：16M     free：≈1M  | free：≈450K           | 29   | 3    | 1    | 1    | 2    | 4     | N     | Y    | N      | N    | N    | *    | N    | Y    | 3.4 to 4.3         | -40 to +105                              |
 | EC600S_CNLB     | 全网通，移动4G，联通4G，电信4G                           | FDD B1/B3/B5/B8<br/>TDD B34/B38/B39/B40/B41                  | 624MHz | total：8M     free：≈0.3M | free：≈350K           | 29   | 3    | 1    | 1    | 2    | 4     | N     | Y    | Y      | N    | N    | *    | N    | Y    | 3.4 to 4.3         | -40 to +105                              |