Digital Media · Advertising Technology · Ad Safety

We build, operate, and monetize content websites at scale.

Cresittel (HK) Limited is a digital media and advertising-technology company. We operate our own portfolio of content websites, monetize them through premium advertising exchanges, and protect every impression with proprietary anti-fraud technology.

Partner With Us → How We Operate

We monetize through

Google AdXAdSenseAmazon TAMXandrOpenXIndex ExchangeMagnitePubMatic Google AdXAdSenseAmazon TAMXandrOpenXIndex ExchangeMagnitePubMatic

Our Model

How we operate

We operate a network of content websites monetized through Google Ad Exchange, premium SSPs, and direct advertiser relationships. Our in-house team handles everything — from content operations to yield management and fraud prevention.

Audience Acquisition

We grow our audiences across search, social, native, and programmatic channels, building sustainable traffic to our owned properties.

Content Properties

We own and operate a portfolio of web properties across multiple verticals, each built for engagement, ad viewability, and long-term retention.

Yield Optimization

Every page is monetized through a multi-layer demand stack — Google AdX as primary, with header bidding across premium SSPs to maximize CPMs.

Anti-Fraud Engine

All acquired traffic passes through our proprietary fraud-detection system before a single ad impression is served. We protect our partners' trust.

Data-Driven Decisions

Real-time analytics across every stage of the funnel — from traffic-source quality scoring to per-impression revenue attribution.

Policy & Compliance

Continuous automated monitoring for ad-policy violations, content quality, ads.txt integrity, and exchange account health across all properties.

Monetization

Our ad stack

A layered demand architecture engineered to put maximum competition on every auction while keeping page performance fast.

Primary

Google Ad Exchange

Our properties are directly integrated with Google AdX, accessing the full Authorized Buyers marketplace with optimized floor pricing and real-time bidding.

Header

Premium SSP Demand

We run Prebid.js with direct seat connections to Magnite, Index Exchange, OpenX, PubMatic, and Xandr — ensuring maximum competition on every auction.

Server

Amazon TAM

Server-side header bidding through Amazon's Transparent Ad Marketplace adds incremental demand without impacting page-load performance.

Backfill

Smart Fill Layer

An intelligent waterfall with AdSense and contextual networks ensures near-100% fill rate while maintaining strict quality and CPM thresholds.

Core Technology

Our anti-fraud system for internet traffic

We built our fraud detection in-house because our business depends on it. Every click, impression, and session is analyzed in real time before any ad is served. We don't clean up after — we prevent.

Behavioral fingerprinting across 140+ device and session parameters
Bot detection with sub-50ms response on every ad request
Click-injection and attribution-fraud mitigation
IP scoring — datacenter, proxy, and VPN classification
Traffic-source quality scoring before monetization
AdX and SSP policy-violation prevention layer

Get in Touch

Interested in working with us?

We're open to partnerships with traffic sources, advertisers, and technology providers who share our commitment to quality and transparency.

Legal EntityCresittel (HK) Limited

Reg. Number80690582

Reg. OfficeUnit D3, 11/F, Luk Hop Industrial Building,
No. 8 Luk Hop Street, San Po Kong,
Kowloon, Hong Kong

Emailhk@cresittel.com

HoursMon–Fri, 09:00–18:00 (HKT)

Partner with Cresittel

Tell us about your traffic, demand, or technology. Our team responds to qualified inquiries within two business days.

hk@cresittel.com →

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Terms & Conditions

Last updated: 25 June 2026

These Terms govern the website and services of Cresittel (HK) Limited, a private company limited by shares incorporated in Hong Kong SAR (Business Registration No. 80690582), with its registered office at Unit D3, 11/F, Luk Hop Industrial Building, No. 8 Luk Hop Street, San Po Kong, Kowloon, Hong Kong ("Cresittel", "we", "us", "our").

1. Acceptance

By accessing this website or engaging Cresittel's services, you agree to be bound by these Terms. If you do not agree, you must not use this website or our services. These Terms apply to business partners, advertisers, publishers, and traffic and technology providers ("you", "Partner").

2. Our services

Cresittel is a media and advertising-technology company. We operate a portfolio of owned-and-operated web properties, acquire and optimize digital traffic, and monetize advertising inventory through ad exchanges, supply-side platforms, and direct advertiser relationships. We also provide anti-fraud and traffic-quality technology. The specific scope, deliverables, fees, and duration of any engagement are set out in a separate written agreement, insertion order, or statement of work agreed between the parties ("Agreement").

3. Partner eligibility & obligations

Our services are offered to businesses only and not to consumers. By engaging us, you represent that you are duly authorized to enter into the Agreement on behalf of your organization. You agree to:

provide accurate and complete information about your business, traffic, and inventory;
comply with all applicable laws and with the policies of relevant ad exchanges and platforms (including Google Ad Manager and Authorized Buyers policies);
not submit invalid, incentivized, bot-generated, or otherwise fraudulent traffic;
not interfere with, probe, or attempt to circumvent our anti-fraud or security systems.

4. Fees, invoicing & payment

Fees and revenue-share terms are defined in the applicable Agreement. Unless otherwise stated, invoices are issued in the currency specified in the Agreement and are payable within the agreed period from the invoice date. Late payments may be subject to suspension of services. All fees are exclusive of taxes, which are the responsibility of the paying party where applicable.

5. Intellectual property

All content, software, anti-fraud technology, trademarks, and materials made available through this website or our services are owned by or licensed to Cresittel and are protected by applicable intellectual-property laws. No rights are granted except as expressly set out in an Agreement.

6. Confidentiality

Each party shall keep confidential all non-public information disclosed by the other party in connection with an Agreement and use it only for the purposes of that Agreement.

7. Disclaimers & limitation of liability

This website and our services are provided on an "as is" and "as available" basis. To the maximum extent permitted by law, Cresittel excludes all implied warranties and shall not be liable for any indirect, incidental, or consequential loss, or loss of profits, revenue, or data. Our total aggregate liability arising out of or in connection with any Agreement shall not exceed the total fees paid to us under that Agreement in the three months preceding the event giving rise to the claim. Nothing in these Terms limits liability that cannot be limited under applicable law.

8. Term & termination

Either party may terminate an Agreement in accordance with its terms, or immediately on written notice if the other party commits a material breach that is not remedied within a reasonable period. We may suspend or terminate access for any Partner that submits fraudulent traffic or breaches these Terms.

9. Governing law & jurisdiction

These Terms and any dispute arising out of or in connection with them are governed by the laws of the Hong Kong Special Administrative Region. The parties submit to the exclusive jurisdiction of the courts of Hong Kong.

10. Changes

We may update these Terms from time to time. The version published on this website with the latest "Last updated" date applies.

11. Contact

Questions about these Terms may be sent to hk@cresittel.com or to the registered office above.

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Privacy Policy

Last updated: 25 June 2026

This Privacy Policy explains how Cresittel (HK) Limited (Business Registration No. 80690582), registered office at Unit D3, 11/F, Luk Hop Industrial Building, No. 8 Luk Hop Street, San Po Kong, Kowloon, Hong Kong, collects and handles personal data. We process personal data in accordance with the Personal Data (Privacy) Ordinance (Cap. 486) of Hong Kong.

1. Data we collect

Business contact data — names, email addresses, company details, and correspondence you provide when contacting us or entering into a partnership.
Website analytics data — pages viewed, referrer, approximate location, and device/browser information collected when you visit this website.
Traffic and technical signals — in operating our anti-fraud technology across our web properties, we process technical signals such as IP address, device and session characteristics, and behavioral metrics in order to detect invalid traffic and fraud. This data is used for security and ad-quality purposes.

2. How we use data

to respond to inquiries and manage partnerships;
to operate, secure, and improve this website and our services;
to detect, prevent, and investigate fraud and invalid traffic;
to comply with legal, regulatory, and contractual obligations.

3. Sharing of data

We may share data with: advertising exchanges and supply-side platforms with which our properties are integrated; service providers who support our operations (hosting, analytics, fraud-detection infrastructure); and authorities or advisers where required by law. We do not sell personal data.

4. Cookies & analytics

This website and our properties may use cookies and similar technologies for functionality, analytics, and advertising measurement. You can control cookies through your browser settings.

5. Data retention

We retain personal data only for as long as necessary for the purposes described above or as required by law, after which it is deleted or anonymized.

6. Security

We apply appropriate technical and organizational measures to protect personal data against unauthorized access, loss, or misuse.

7. International transfers

As an international business, data may be processed outside Hong Kong. Where it is transferred, we take steps to ensure it remains protected to a standard consistent with applicable law.

8. Your rights

Under the Personal Data (Privacy) Ordinance you may request access to, or correction of, your personal data, and may ask us about how it is handled. To exercise these rights, contact us using the details below.

9. Contact

For privacy questions or data requests, contact hk@cresittel.com or write to the registered office above.

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Refund & Service Policy

Last updated: 25 June 2026

This policy applies to services provided by Cresittel (HK) Limited (Business Registration No. 80690582), registered office at Unit D3, 11/F, Luk Hop Industrial Building, No. 8 Luk Hop Street, San Po Kong, Kowloon, Hong Kong.

1. Nature of our services

Cresittel provides business-to-business media and advertising-technology services. We do not sell physical goods; no shipping is involved. Services are delivered digitally under the terms of a written Agreement, insertion order, or statement of work agreed with each Partner.

2. Fees & billing

All fees, billing cycles, and revenue-share arrangements are defined in the applicable Agreement. Invoices are payable in the currency and within the period stated on each invoice.

3. Refunds

Fees for services already performed or delivered are non-refundable, as the work has been carried out.
Where a Partner has pre-paid for services that have not yet been delivered, the unused, undelivered portion may be refunded on a pro-rata basis on request, subject to any non-recoverable third-party costs already incurred.
Refund requests must be submitted in writing within 30 days of the relevant invoice date.

4. How to request a refund or raise a billing issue

Send your request to hk@cresittel.com, including the invoice number and a description of the issue. We aim to acknowledge billing inquiries within two business days and to resolve them promptly. Approved refunds are returned to the original payment method.

5. Chargebacks

If you have a billing concern, please contact us first so we can resolve it directly. Raising a chargeback or payment dispute without contacting us may result in suspension of services pending resolution.

6. Contact

Billing and refund matters: hk@cresittel.com, or write to the registered office above.