Industry Partnerships
Sponsored Content & Industry Partnerships
Longchang Chemical welcomes carefully selected sponsored technical content and industry partnership proposals from companies serving the chemical, pharmaceutical, laboratory and manufacturing sectors.
Clear Packages
Sponsored Content Pricing
US$139
Client-Supplied Sponsored Article
- Client supplies one original English article of 800–1,200 words
- One relevant contextual commercial link
- Editorial review, basic editing and formatting
- Publication within five business days
- Commercial link placement valid for 12 months
US$199
Standard Technical Article
- Written by the Longchang editorial team from a complete client brief
- Approximately 800–1,200 words
- Basic source research, editing and formatting
- One relevant contextual commercial link
- One reasonable revision
- Publication within five business days
- Commercial link placement valid for 12 months
US$249
In-Depth Technical Article
- Suitable for complex chemical, pharmaceutical, laboratory or industrial subjects
- Up to approximately 1,800 words
- May include references, specifications, tables or structured technical sections
- One relevant contextual commercial link
- One reasonable revision
- Publication within five business days
- Commercial link placement valid for 12 months
Timing note: The five-business-day timeline begins after complete materials, the target URL, payment, and the article or writing brief have all been received. The timeline pauses if the client delays confirmation or requests revisions.
Editorial Fit
What We Accept
Accepted Industries
- Chemicals and chemical raw materials
- Pharmaceutical manufacturing and intermediates
- Food, health-product and cosmetic ingredients
- Laboratory and analytical equipment
- Industrial production and processing equipment
- Packaging, logistics and industrial supply chains
- B2B software directly serving laboratories, chemical companies, manufacturers, compliance, procurement or logistics
Prohibited Content
- Gambling, betting and casinos
- Cryptocurrency, forex and speculative investment
- Loans and high-risk financial products
- Adult content
- SEO agencies, backlink sellers and guest-post resellers
- General consumer software unrelated to the site’s industries
- Controlled, illegal or unapproved substances
- Misleading certification, safety or regulatory claims
- Unsupported claims that a product cures, prevents or treats a disease
- Plagiarized, spun, duplicated or mass-distributed articles
Before You Submit
Editorial Terms
- All submissions are subject to editorial review and approval.
- Submitting or paying for a proposal does not guarantee search-engine indexing, ranking, traffic or authority improvements.
- Longchang Chemical retains final control over titles, wording, anchor text, formatting and publication.
- Prices are quoted in USD and exclude applicable bank, payment and tax charges.
- Full payment is required after editorial acceptance and before work begins.
- Published placements are non-refundable except where Longchang fails to provide the agreed service.
- The client must notify Longchang if the target URL, business or landing-page content changes materially.
- If a target URL redirects to prohibited, unsafe or unrelated content, Longchang may remove the link without refund.
- Renewal pricing is quoted separately before expiry.
- If the customer does not renew after 12 months, the commercial link is removed while the article remains online.
- Homepage promotion ends after exactly 30 calendar days; the underlying article remains online.
- Commissioned articles may not be republished verbatim elsewhere without written permission.
- Sponsored articles must carry a visible Sponsored Content disclosure near the title or author/date area.
Start a Conversation
Ready to Discuss a Partnership?
To help our editorial team review your proposal efficiently, please include:
- Name and company
- Company website
- Proposed article topic
- Target URL
- Preferred package
- Whether the article is supplied or requires writing
- Desired publication date
- Any homepage-feature request
marketing001@longchangchemical.com