diff --git a/README.md b/README.md
index 8df1a83..1956186 100644
--- a/README.md
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@@ -13,6 +13,7 @@
 
 #### [System Design Case Study](#System-Design-Case-Study-1)
 
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 | [#](#-companies)  | [A](#a-companies)  | [B](#b-companies)  | [C](#c-companies)  | [D](#d-companies)  | [](#e-companies)  | [](#f-companies)  | [G](#g-companies)  | [H](#h-companies)  |
 | [](#i-companies)  | [](#j-companies)  | [K](#k-companies)  | [L](#l-companies)  | [M](#m-companies)  | [N](#n-companies)  | [](#o-companies)  | [P](#p-companies)  | [Q](#q-companies)  |