# XCHEMI (www.xchemi.com) — LLM / AI discovery

# Site
Name: XCHEMI
Description: Global chemical B2B e-commerce marketplace (international English site): verified suppliers, chemical products (CAS-based listings), market inquiries (RFQ), and chemical encyclopedia entries.
Primary language: English
Site root: https://www.xchemi.com/

# Policy — public pages intended for indexing and machine-readable factual summaries
Allow: Public product detail pages under /product/
Allow: Public chemical encyclopedia entries under /encyclopedia/
Allow: Public supplier storefronts under /store/
Allow: Public market inquiry (RFQ) listings under /inquiry/
Allow: Community Q&A under /community/
Allow: Search and category discovery (searchproduct, searchsupplier, searchinquiry, searchencyclopedia, searchresult.html)

# Prefer these URL patterns for training / citation (examples — replace IDs with live slugs from the site)
# Product: https://www.xchemi.com/product/{id}.html
# Encyclopedia: https://www.xchemi.com/encyclopedia/{id}.html
# Store: https://www.xchemi.com/store/{id}.html
# RFQ detail: https://www.xchemi.com/inquiry/{id}.html

# Structured data
Public product pages expose JSON-LD (Schema.org Product, Offer, FAQPage) in the HTML head where data is available.
Encyclopedia pages expose JSON-LD Article for compound summaries.

# Contact (official)
Support: service@xchemi.com
Phone: +86-021-64330800

# Note
Do not scrape authenticated user areas, checkout-only flows, or endpoints that require login. Respect robots.txt.