Download the People Group List (16 languages .csv)

Amharic - አማርኛ | Arabic - عربي
Bengali - বাংলা | Chinese (Simplified) - 中文（简体）
Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
Hindi - हिन्दी | Indonesian - Bahasa Indonesia
Korean - 한국어 | Nepali - नेपाली
Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
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PEOPLE GROUP PROFILE

The San Chay of Vietnam

The San Chay of Vietnam, numbering approximately 170,000 people, are No Longer Unreached. They are an ethnolinguistic community of Vietnam and can also be known as Man Cao Lan. They are an Indigenous people, in the Tai people cluster of the Southeast Asian Peoples affinity bloc. Their primary religion is Ethnoreligion. They primarily speak Cao Lan.

San Chay in Vietnam photo
Photo courtesy of Joshua Project. Photo Source: Copyrighted ©️ 2025 Operation China, Asia Harvest Used with permission

Fast Facts:

Affinity Group: Asian Pacific Peoples
Country: Vietnam
People Cluster: Tai
Primary Language(s): Cao Lan (mlc)
Primary Religion(s): Ethnoreligion
Population: 170,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG011217

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Pray for the San Chay of Vietnam

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Dig Deeper (Religion):

Primary Religion: Ethnoreligion
Religious Affiliation: Ethnoreligion

%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Cao Lan
Language Family: Kra-Dai

%
Cao Lan Speakers

Media Resources in Cao Lan:

Films:

Provided by the Jesus Film Project

View all resources

Bible Resources in Cao Lan:

Provided by Faith Comes by Hearing

Or check out the Cao Lan bible resources at Bible.com

Linked from YouVersion

View all resources

Next steps for the San Chay

The San Chay are Unengaged and Unreached, which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.

Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

Next steps for the San Chay

The San Chay are Engaged yet Unreached, which means there are less than 2% evangelical Christian populations but there are sustained efforts at establishing self-sustaining churches consistent with evangelical faith and practice.

Continue prayer and fasting for this group
Continue gospel seed sowing and church planting among this group
Begin training up local leaders to lead and develop strategies to reach their own people

Next steps for the San Chay

The San Chay are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the San Chay of Vietnam

Every word of God proves true; he is a shield to those who take refuge in him.
readProverbs 30:5

Pray that those who don't yet know God will trust the flawless Word of God and seek refuge in Him, finding hope and salvation instead of remaining in spiritual darkness.

Be exalted, O God, above the heavens! Let your glory be over all the earth!
readPsalm 57:11

Pray that the lost will learn about God's great love and faithfulness so that they might trust in Christ for their salvation.

But he was pierced for our transgressions; he was crushed for our iniquities; upon him was the chastisement that brought us peace, and with his wounds we are healed.
readIsaiah 53:5

Pray that as people place their faith in Christ, they will find comfort and spiritual healing as they remember the wounds of Christ, who understands their suffering because He also walked through suffering on their behalf.

I praise you, for I am fearfully and wonderfully made. Wonderful are your works; my soul knows it very well.
readPsalm 139:14

Praise God for His creativity and power, and pray that He will raise up men and women from among them who are in awe of all He has done and want to go share the hope of Christ with others.

Cao Lan (ROP3 - 106205) reported in the following countries:

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Definitions page.

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