Compare 300cbt vs J Bridge Marketing Company (JBMC)

Side-by-side comparison of features, pricing, services, ratings and more.

300cbt

Cold Email Outreach Website

300cbt is a Shopify-specialized development agency based in Seoul, helping direct-to-consumer (D2C) brands scale globally through strategic design, development, and marketing. Since 2017, the agency has launched over 350 Shopify stores and worked across 30+ countries. The agency focuses exclusively on Shopify, offering services such as custom store development, app integration, and eCommerce consulting.

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J Bridge Marketing Company (JBMC)

Branding & Design Website

J Bridge Marketing Company (JBMC) is a licensed online advertising agency specializing in Korea's internal portals like Naver and Daum & Kakao. It helps overseas companies enter the Korean market with optimized digital marketing solutions. The agency provides detailed SEM performance reports using proprietary analytics tools.

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Feature Comparison

Attribute	300cbt	J Bridge Marketing Company (JBMC)
Category	Cold Email Outreach	Branding & Design
Rating	-	-
Location	Seoul, South Korea	Bundang-gu, Gyeonggi-do, South Korea
Services	eCommerce Development SEO Email Marketing Social Media Marketing Web Development Web Design PPC Content Marketing Digital Marketing Video Marketing Advertising Digital Services Branding Video Production Business Consulting	eCommerce Development SEO Email Marketing Social Media Marketing Web Development Web Design PPC Content Marketing Digital Marketing Video Marketing Advertising Digital Services Branding Video Production Business Consulting
Industries	eCommerce Consumer Goods Retail	-
Pros	Shopify experts since 2017 with over 350 stores launched Worked across 30+ countries for global D2C brands Trusted by major brands including Dior, Blue Bottle Coffee, and Dr. Martens	Licensed agency for Naver and Daum & Kakao online advertising Provides daily, weekly, and monthly SEM performance reports with proprietary analytics tools Specializes in helping overseas companies localize marketing for the Korean market
Website	Visit Site	Visit Site

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Free Plan Available

You shouldn’t have to overpay for cold email tools. With Mystrika, you won’t.

It does cold email warmup, sequences, unified inbox, and AI writing - all in one place. Every other tool that does this charges somewhere between $100 and $500 a month. Mystrika has a free plan. 500 prospects. No expiry. No card.

The people who consistently book meetings from cold email aren’t smarter. They just stopped leaving money on the table.

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