---
title: Welcome to the knowledge base
description: A starting point for reading and contributing to ΣDOCS.
sidebar:
  order: 0
---

ΣDOCS collects engineering notes and competition guides from Simba Robotics at Heilongjiang University.

:::note[Documentation language]
The technical guides and 2026 campus competition rules are currently written in Chinese. Untranslated pages use Starlight’s Chinese fallback. New sample articles are marked at the top of each page.
:::

## Choose an entry point

- [Getting started (Chinese)](/zh-cn/guides/getting-started/)
- [2026 campus competition guide (Chinese)](/zh-cn/competition/)
- [Mechanical engineering (Chinese)](/zh-cn/mest/getting-started/)
- [Electronics and control (Chinese)](/zh-cn/elct/getting-started/)
- [Vision and algorithms (Chinese)](/zh-cn/vsag/intro/)
- [Operations and media (Chinese)](/zh-cn/pram/getting-started/)
- [Contributing guide (Chinese)](/zh-cn/guides/contributing/)

The campus competition guide is a **preview based on the supplied draft**, with unresolved items listed separately for the organizers to confirm.