This article integrates the official policy + 200 + Meccado sellers practical experience, for you to sort out the whole process from the opening to the growth of the hands-on guide, to help you get started quickly, spend less money.

For cross-border traders, have you heard more and more people mentioning ”Latin America” lately?

Not without reason.

In 2026, the Latin American e-commerce market is expected to reach a size of $215.31 billion.

Argentina, Brazil, and Mexico led the way, with 841 TP3T of mobile purchases.

More to the point - this market, right now, isn't that rolled up.

When the U.S. market is bleeding, and European compliance is getting more and more expensive, Latin America is the place where ”it's not too late”.
Today's article, in one article: why is Latin American e-commerce worth doing? What are the potholes to figure out before you go in? How can Enterprise Caiying help you land in compliance?

In 2026, Latin American e-commerce giant Mercado Libre officially opened its two core models of semi-trusted and fully-trusted to Chinese sellers. This is not a simple operational upgrade, but a step-by-step sea program for the five major markets of Mexico, Brazil, Chile, Colombia and Argentina. What exactly is the difference between the two models? Which one is suitable for your business? This article is a deep dismantling for you.

If you are concerned about the Latin American market, you must have heard about the heavy changes in the investment promotion policy of Mercado in 2026: the two major models of semi-trusted and fully-trusted are officially open to Chinese sellers.

When the news broke, the first reaction of many sellers was, "What's the difference between semi and full escrow?" "Which one should I choose?" "Is the threshold high?"

Today, we will talk about it all at once. Whether you are a factory-type seller, a trader, or a cross-border veteran who already has operational experience, this article can help you quickly find the right track for you.

A service provider in Shenzhen mined, resulting in hundreds of Mercado stores blocked in bulk, the seller not only the payment was rolled away, but also inexplicably backed by the platform debt. This incident is a wake-up call to all sellers: in Mercado, compliance is not a question of choice, but a question of survival.

At the beginning of 2026, a service provider in Shenzhen that provides Mexican local store registration, operation and remittance settlement suddenly burst into flames. The company first to "cope with the platform tax review" on the grounds of requiring sellers to pay 6% business payments, and then take back the seller's sub-account privileges, unauthorized modification of the main account password, and finally directly rolled away all the store back, and even the use of the seller's store qualifications in the platform of illegal loans.

What's worse is the implicated sellers - the Meikido stores operated through the service provider have been blocked in bulk, mostly due to abnormal corporate information and tax violations, and the sellers' escrowed payments and deposits cannot be withdrawn. According to the seller's spontaneous statistics, hundreds of sellers have been affected by this matter, the amount involved can not be verified.

This incident has exposed a cruel reality: in Mercado, a single violation may make years of hard work go down the drain. Today we combine real cases, combing the most deadly 13 types of violations in the operation of the Mercado, to help you avoid these "minefields".

The market dividend is right in front of you, but your operational efficiency to keep up? When others use AI to upload 50 products a day, the cost of a single picture is only 3 cents, you still rely on a little bit of manual keying to write copy - how to fight this battle?

Mektor's Q4 2025 earnings report refreshed many people's perceptions: revenue jumped $45% to ~$8.8 billion; platform merchandise transactions totaled ~$19.9 billion, up $37% year-over-year; and the number of independent buyers exceeded 80 million for the first time, a net increase of ~16 million year-over-year.

Brazil and Mexico remain the twin engines of growth, and supporting this is the deep investment in Mercado's self-owned logistics network - about 75% of express shipments can be delivered within 48 hours.

The market dividend is here, the question is: how do you catch this wave of traffic?