What problem does it solve? When you receive a Tanji (探迹) prospect list in Excel or CSV format containing company names, legal representatives, and phone numbers, manually researching each company's business scope and filling in the 经营内容 (business content) column is slow and repetitive. This Skill automates per-company web research and writes structured findings back into the spreadsheet. ## Core Features & Use Cases - Per-company web research: Searches each company for its business scope, industry position, key contacts, and a tailored sales pitch angle for the 易盘点 fixed-asset management product. - Single-column enrichment: Preserves all original columns and packs company overview, main business, industry standing, contacts, and outreach talking points into the 经营内容 column with line-break-separated sections. - Dependency-free xlsx generation: Builds valid xlsx files using Python's built-in zipfile module, avoiding openpyxl which is unavailable in the sandbox, and delivers results via Telegram, WeChat, or temporary file-hosting links. - Use Case: Your mom sends a 30-company prospect list over WeChat; the Skill researches each company, fills the 经营内容 column, and returns a downloadable xlsx link. ## Quick Start Fill in the 经营内容 column for every company in the attached Tanji Excel list using web research, then send me back the completed xlsx file.