SEO Toan Cau Visa – Recovery After Black Hat SEO Crisis

Project Overview
Toan Cau Visa (TCVS), one of the leading visa consulting companies in Vietnam, experienced a major SEO crisis after mistakenly hiring a black hat SEO service. The website was heavily penalized by Google, resulting in a complete loss of search traffic and keyword rankings. In an industry where paid advertising is highly restricted, organic search is the most critical channel for customer acquisition. The loss of search visibility directly impacted lead generation and inbound calls.
DMAT partnered with Toan Cau Visa to recover from this crisis, rebuild their SEO foundation, and set them on a sustainable growth path.
About the Client
Toan Cau Visa is a trusted visa consulting service provider in Vietnam, offering support for individual and corporate clients applying for visas to countries such as the U.S., Canada, Australia, Europe, and many others. With a team of experienced consultants, transparent policies, and streamlined processes, TCVS has successfully assisted thousands of clients in obtaining visas quickly and efficiently.
Challenges

- Total loss of keyword rankings and organic traffic.
- Toxic backlink profile filled with spammy and harmful links.
- Inbound calls and lead forms dropped to nearly zero.
- A complete loss of confidence in SEO as a viable marketing channel.
Strategy & Execution
DMAT approached the recovery process methodically:
- Toxic Link Removal & Disavow: An in-depth audit and cleanup of all harmful backlinks, followed by submitting a disavow file to Google.
- Content Rebuilding: Revamped the website with high-quality, user-centric content, aligned with Google’s E-E-A-T guidelines (Expertise, Experience, Authoritativeness, Trustworthiness).
- High-Quality Link Building: Secured new backlinks from reputable media outlets and authoritative blogs to regain domain authority.
- Google Reconsideration Request: After the cleanup, a formal request was submitted to Google to lift the penalty and re-index the website.
- SEO Monitoring Dashboard: A custom dashboard was built to help the client track SEO performance and detect any future issues proactively.
Results
After 6 months of focused effort, Toan Cau Visa achieved:
- Full recovery of indexing and crawling by Google.
- Over 50% of target keywords regained visibility on Page 1, with many entering the Top 5.
- Steady growth in organic traffic.
- Inbound calls and lead forms from search resumed, generating qualified leads consistently.
- Renewed trust in SEO as a sustainable, long-term marketing strategy.
Conclusion
The SEO recovery project for Toan Cau Visa demonstrates DMAT’s capability in managing crises and rebuilding search performance from scratch. With a strategic, technical, and transparent approach, we helped the client navigate through their most challenging phase and laid a strong foundation for long-term growth.
Kết Nối Tiêu Dùng: Ecommerce Marketing Case Study

Project Overview
Following a breakthrough growth phase leveraging price competition-based marketing strategies, Kết Nối Tiêu Dùng (KNTD) entered a new stage of sustainable expansion, prioritizing brand building and market penetration. Acknowledging that continuous price-based competition was no longer feasible due to strict supplier policies, KNTD decisively invested in brand image enhancement, flexible sales policies, and attractive promotional campaigns. DMAT supported KNTD as a strategic advisor on marketing, business growth, and branding initiatives.
About the Client
Kết Nối Tiêu Dùng is a prominent ecommerce brand specializing in mechanical tools and equipment. Originating from a small store in Tan Binh district, Ho Chi Minh City, KNTD has expanded impressively over a decade, establishing a comprehensive distribution network nationwide. The company proudly holds exclusive distribution rights for many top global mechanical brands.
Initial Challenges
Maintain consistent growth momentum without applying discount strategies due to restrictive policies imposed by suppliers.
Elevate brand positioning and credibility to effectively target higher-end customer segments and attract international brands entering the Vietnamese market.
Strategy and Execution
- Rebranding and Brand Image Enhancement: Invested significantly in digital content, website upgrades, and media platforms to craft a professional and trusted brand image.
- Strengthening YouTube Channel and Push Ads: Enhanced content creation with valuable, in-depth mechanical insights to attract viewers, build community, and foster customer loyalty.
- Expanding Distribution Networks: Established and developed a new branch in Thu Duc, along with extending partnerships with regional distributors to broaden market reach.
- Flexible Combo Sales Policies: Designed product combos offering optimized value to customers while simultaneously increasing average order values.
- Diverse Promotional Programs: Conducted attractive gift campaigns and varied promotional incentives to encourage customer purchases, ensuring sustainable growth without relying heavily on price competition.

Results Achieved
After two years of strategic cooperation with DMAT, Kết Nối Tiêu Dùng achieved impressive outcomes:
- Successfully expanded, operating three major branches.
- Grew YouTube channel audience to over 137,000 subscribers, contributing approximately 20% to total revenue.
- Significantly improved brand positioning, becoming a leading and trusted entity in Vietnam’s mechanical tools market.
- Garnered attention from numerous international brands, receiving promising direct partnership proposals to further accelerate future growth.
Helen Express – Logistics Marketing Case Study
Breakthrough Growth with Search Marketing

Project Overview
DMAT has been working alongside Helen Express for over 5 years, supporting the company through challenging times caused by the Covid-19 pandemic and achieving explosive growth afterward. Helen Express has become one of our proudest clients due to their commitment and relentless effort.
Client Website: https://helenexpress.com
About the Client
Helen Express is a company specializing in international shipping services, focusing primarily on sending goods from Vietnam to the USA, Australia, and Canada. Initially a small-to-medium-sized enterprise, Helen Express faced significant resource constraints and lacked clear marketing direction.
Challenges
Helen Express faced common challenges typical of SMEs, including:
- Lack of clear and structured marketing strategies
- Heavy reliance on a sales team and price competition
- An underdeveloped, unprofessional website
- Negligible SEO traffic due to previous ineffective SEO practices
- No prior experience with paid advertising
Strategy and Implementation
DMAT partnered with Helen Express to comprehensively improve their marketing, with a strong focus on Search Marketing, including:
- Rebuilding their overall marketing strategy with a clear focus on SEO and Google Ads to ensure sustainable growth.
- Redesigning the website professionally to optimize user experience and search engine friendliness.
- Eliminating negative impacts from previous ineffective SEO campaigns, creating a new set of high-quality keywords, and systematically optimizing content.
- Implementing robust technology solutions, including an order-tracking system linked directly with international carriers, an online quotation system, customized CRM, and branch management.

Results Achieved
After 5 years of collaboration, Helen Express achieved remarkable growth:
- Expanded from a small 20m² office with just 3 employees to a 300m² warehouse and a professional team of over 25 members, including warehouse personnel, procedural staff, and sales specialists.
- Achieved a six-fold increase in revenue compared to the pre-pandemic period.
- Achieved top rankings for most strategic keyword groups in international shipping services.
- Developed a professionally optimized SEO-friendly website.
- Significantly advanced internal technology systems to efficiently support management and lay a solid foundation for long-term growth.