← Back to Home

DataFish Blog

Data analysis tips, industry practices, and AI tool guides

Data Analysis Tips2026-06-03·6 min read

How to Create a Business Weekly Report: From Manual Excel to 5-Min AI Generation

Still manually building charts and screenshots for business reports? This guide covers the standard weekly report structure, 5 essential modules, and how AI generates a professional report with charts, insights, and recommendations in 5 minutes.

Industry2026-06-03·6 min read

Beverage Chain Data Analysis: Find Store Issues from One Spreadsheet

How to analyze data for bubble tea and beverage chains? This guide walks through store performance, product mix, time-slot distribution, and seasonal analysis using AI tools to auto-discover issues and opportunities.

Data Analysis Tips2026-06-03·5 min read

Catch Business Anomalies Early: 5 Warning Signs in Your Sales Data

By the time you find problems at the monthly meeting, the damage is done. Learn the 5 most common business anomaly signals — average ticket decline, time-slot shifts, ranking drops, category imbalance, and persistent decline — and how AI tools auto-monitor for them.

Data Analysis Tips2026-06-03·5 min read

Store Comparison Analysis: 3 Methods to Find Your Best and Worst Stores

How to compare multiple stores? This guide covers horizontal ranking, vertical trend analysis, and composite scoring — three methods to identify benchmark stores and at-risk stores, and find the root causes of performance differences.

Data Analysis Tips2026-06-03·5 min read

How to Make Sales Data Charts: 5 Most Useful Business Analysis Charts

Charts aren't just about looking good — using the right type matters. This guide covers trend lines, store ranking bars, category pie charts, time-slot heatmaps, and comparison radar charts — 5 essential charts that tell your business story clearly.

Industry2026-06-02·6 min read

Retail Chain Data Analysis: AI Store Comparison & Trends

Retail chain data analysis methods: how to use AI for store performance comparison, inventory turnover analysis, seasonal sales forecasting, and product selection optimization. Replace manual Excel analysis in 30 seconds.

Guides2026-06-02·7 min read

AI Data Analysis Tools 2026: Complete Excel Alternatives Comparison

AI data analysis tool buying guide: comparing DataFish, ChatExcel, DataFocus, Jiushuyun, FineBI and more. Evaluate tools across target users, features, pricing, and industry focus to find the best fit.

Data Analysis Tips2026-06-02·5 min read

How to Analyze Sales Data: 5 Methods, No Formulas Needed

How to analyze sales data effectively? 5 store analysis methods: trend analysis, store comparison, category mix, anomaly detection, and actionable recommendations. No Excel formulas needed — upload and AI does it.

Tool Comparison2026-06-02·5 min read

Free Data Analysis Tools 2026: Top 5 for SMBs & Stores

What free data analysis tools are available? Full comparison of Excel, ChatExcel, Jiushuyun, FineBI, and DataFish. How to choose for SMBs and stores — pricing, ease of use, and analysis depth.

AI Data Analysis2026-06-01·5 min read

AI Data Analysis: Upload a Spreadsheet, Get Insights in 30s

AI data analysis is transforming how businesses handle data. This guide covers the basics and shows how DataFish completes the full analysis pipeline in 30 seconds.

Productivity2026-05-28·4 min read

Excel for Data Analysis? 5 Pain Points and How AI Fixes Them

Excel data analysis too slow and tedious? Here are the 5 most common pain points and how AI cuts the time from hours to 30 seconds.

Industry2026-05-25·5 min read

Restaurant Chain Data Analysis: Store Comparison to Insights

A practical guide for restaurant chain data analysis: using AI to quickly complete store rankings, category analysis, time-slot analysis, and business recommendations.