Client Case: Chemical Product Wholesale × Ad Optimization Achieving ROAS 490% (B2B eCommerce)

Paid Media

Project Overview

A domestic B2B chemical manufacturer aimed to increase its online sales efficiency through performance-driven advertising. Competing in a narrow industrial market with complex buying cycles, the client struggled to expand reach and maintain consistent lead quality while optimizing ad spend.

Our team was engaged to restructure the client’s paid media strategy across Google, Yahoo!, and DSP platforms. The objective was to refine audience targeting, enhance creative delivery, and implement a scalable campaign framework that would improve both conversion efficiency and cost performance.

Industry: Chemical Product Wholesale (B2B eCommerce)
Region: Japan
Ad Platforms: Google Search & Display Ads, Yahoo! Search & Display Ads, DSP (Criteo)
Monthly Budget: Approx. ¥8M
Goal: Increase conversions (product purchases) and reduce CPA

The Project Result

The Challenges

  • Limited reach across diverse user-intent segments within the industrial category

  • Weak re-engagement funnel resulting in low conversion rates

  • Insufficient audience segmentation and limited creative variation

The strategy and implementation​

  • Expanded keyword and audience coverage through display network activation to prevent missed opportunities

  • Enhanced DSP targeting and creative strategy to strengthen engagement and message impact

  • Developed segmented campaign structures with optimized creatives tailored to each product category and audience profile