Frequently Asked Questions - Guazi.com Parser
Get answers to the most common questions about accessing Chinese automotive marketplace data through Guazi.com parser.
Quick Navigation
- API & Integration - Technical questions
- Data & Coverage - Data quality and availability
- Pricing & Plans - Cost and subscription questions
- Support & Troubleshooting - Help and issues
API & Integration
How do I get started with the Guazi.com parser?
Getting Started Steps
- Sign up at Carapis Dashboard
- Subscribe to the Guazi.com parser plan
- Get your API key from the dashboard
- Follow the Quick Start Guide for integration
- Make your first API call using the provided examples
What programming languages are supported?
The Guazi.com parser API is language-agnostic and works with any programming language that can make HTTP requests. We provide code examples for:
- Python - Using requests library
- JavaScript/Node.js - Using fetch or axios
- cURL - Command-line integration
- Any other language - RESTful API standard
How do I authenticate with the API?
All API requests require a Bearer token in the Authorization header:
Authorization: Bearer guazi_parser_sk_1234567890abcdef1234567890abcdef
API Key Security
- Store your API key securely (environment variables)
- Never expose it in client-side code
- Rotate keys regularly for security
- Use different keys for development and production
What are the rate limits?
Rate Limits by Plan
| Plan | Requests/Hour | Requests/Day | Burst Limit |
|---|---|---|---|
| Standard | 1,000 | 24,000 | 100/min |
| Professional | 10,000 | 240,000 | 1,000/min |
| Enterprise | 100,000 | 2,400,000 | 10,000/min |
How do I handle rate limiting?
Implement exponential backoff when you receive a 429 status code:
import time
import requests
def make_request_with_retry(url, headers, max_retries=3):
for attempt in range(max_retries):
response = requests.get(url, headers=headers)
if response.status_code == 429:
wait_time = 2 ** attempt # Exponential backoff
time.sleep(wait_time)
continue
return response
return None
Data & Coverage
What data is available from Guazi.com?
Available Data Points
- Vehicle Information: Brand, model, year, mileage, price
- Specifications: Engine size, fuel type, transmission, color
- Seller Information: Seller type, rating, response time
- Location Data: City, region, geographic coordinates
- Images: Multiple high-quality vehicle photos
- Market Data: Pricing trends, inventory statistics
How fresh is the data?
Data Freshness
- Real-time updates: Every 15 minutes
- New listings: Available within 15 minutes
- Price changes: Updated in real-time
- Inventory status: Current availability
- Historical data: 5+ years of historical data
What geographic coverage is available?
The Guazi.com parser covers the entire Chinese market:
Geographic Coverage
- 300+ cities across China
- Tier 1 cities: Beijing, Shanghai, Guangzhou, Shenzhen
- Tier 2 cities: Hangzhou, Nanjing, Chengdu, Wuhan
- Tier 3+ cities: Comprehensive coverage
- Regional data: Province and city-level statistics
How accurate is the pricing data?
Data Accuracy
- Price accuracy: 99.8% verified pricing
- Market validation: Cross-referenced with multiple sources
- Real-time updates: Price changes reflected immediately
- Historical tracking: Price history and trends
- Currency: All prices in Chinese Yuan (CNY)
Can I get historical data?
Yes, we provide historical data for market analysis:
Historical Data Access
- 5+ years of historical data
- Price trends and market movements
- Seasonal patterns and forecasting
- Brand performance over time
- Regional market evolution
Pricing & Plans
How much does the Guazi.com parser cost?
Pricing Plans
| Plan | Monthly Cost | Requests/Hour | Features |
|---|---|---|---|
| Standard | $99/month | 1,000 | Basic API access |
| Professional | $299/month | 10,000 | Advanced features |
| Enterprise | Custom | 100,000+ | Full customization |
Is there a free trial available?
Yes, we offer a 7-day free trial with:
- 1,000 API calls during trial period
- Full feature access to test capabilities
- No credit card required to start
- Technical support during trial
- Easy upgrade to paid plan
Can I change my plan later?
Plan Flexibility
- Upgrade anytime - Immediate access to higher limits
- Downgrade - At the end of billing cycle
- Pause subscription - Available for Professional+ plans
- Custom plans - Available for Enterprise customers
Do you offer volume discounts?
Yes, we provide volume discounts for high-usage customers:
- 10% discount for annual billing
- 20% discount for 2+ year commitments
- Custom pricing for Enterprise customers
- Volume tiers for high API usage
Support & Troubleshooting
What should I do if I get a 401 error?
A 401 error means your API key is invalid or missing:
Troubleshooting Steps
- Check API key - Verify it's correct and complete
- Check format - Should start with
guazi_parser_sk_ - Check subscription - Ensure your plan is active
- Check dashboard - Verify key in Carapis dashboard
- Contact support - If issue persists
How do I handle API errors?
Error Handling Best Practices
- Check status codes before processing responses
- Implement retry logic for transient errors
- Log error details for debugging
- Use exponential backoff for rate limits
- Contact support for persistent issues
What if the data seems incomplete?
Data Quality Issues
- Check parameters - Ensure filters aren't too restrictive
- Verify coverage - Some regions may have limited data
- Use pagination - Large result sets may be paginated
- Check time range - Recent data may be more complete
- Report issues - Contact support for data quality concerns
How do I get technical support?
Support Channels
- Documentation - Complete technical docs
- Support Portal - Submit tickets
- Community - Developer community
- Email Support - Direct assistance
- Phone Support - Enterprise customers
What's the typical response time for support?
Support Response Times
- Documentation: Self-service, immediate
- Community: 2-4 hours average
- Email Support: 24 hours maximum
- Priority Support: 4 hours (Enterprise)
- Emergency Support: 1 hour (Enterprise)
Business Use Cases
What are common use cases for Guazi.com data?
Popular Applications
- Market Research: Competitive analysis and trends
- Price Monitoring: Track competitor pricing
- Inventory Management: Monitor market availability
- Investment Analysis: Automotive asset valuation
- Trading Platforms: Real-time market data
- Analytics Services: Market intelligence reports
Can I use the data for commercial purposes?
Yes, all our plans include commercial usage rights:
Usage Rights
- Commercial use - Build products and services
- Data resale - Available with Enterprise plan
- White-label solutions - Enterprise customers
- API integration - Embed in your applications
- Analytics products - Create market reports
How do I ensure compliance with data usage?
Compliance Guidelines
- Respect rate limits - Don't exceed API quotas
- Follow terms of service - Review usage policies
- Data attribution - Credit Guazi.com as data source
- Privacy compliance - Follow local data protection laws
- Regular audits - Monitor usage patterns
Technical Questions
Can I cache the data?
Yes, caching is recommended for performance:
Caching Best Practices
- Cache search results - 15-30 minutes recommended
- Cache vehicle details - 1-2 hours for static data
- Cache market statistics - 1 hour for trends
- Implement cache invalidation - Update when data changes
- Monitor cache hit rates - Optimize cache strategies
How do I handle large datasets?
Large Dataset Strategies
- Use pagination - Process data in chunks
- Implement streaming - Process data incrementally
- Use background jobs - Handle long-running tasks
- Optimize queries - Use specific filters
- Monitor memory usage - Avoid loading all data at once
What's the best way to monitor API usage?
Monitoring Strategies
- Track request counts - Monitor against limits
- Log response times - Identify performance issues
- Monitor error rates - Catch issues early
- Set up alerts - Get notified of problems
- Use analytics - Understand usage patterns
Can I integrate with my existing systems?
Yes, the API is designed for easy integration:
Integration Options
- RESTful API - Standard HTTP requests
- Webhooks - Real-time notifications (Enterprise)
- SDKs - Language-specific libraries
- Data exports - Bulk data downloads
- Custom integrations - Enterprise solutions
Next Steps
Ready to Get Started?
- Sign Up - Create your account
- Start Free Trial - Test the API
- Quick Start Guide - First integration
- API Reference - Complete docs
Still Have Questions?
- Contact Support - Get personalized help
- Schedule Demo - See it in action
- Community Forum - Connect with users
- Documentation - Comprehensive guides
Get started with Guazi.com automotive data today and unlock the Chinese C2C marketplace for your business.