diff --git a/firstdata/sources/china/china-nea.json b/firstdata/sources/china/china-nea.json
new file mode 100644
index 0000000..6d7b560
--- /dev/null
+++ b/firstdata/sources/china/china-nea.json
@@ -0,0 +1,41 @@
+{
+  "id": "china-nea",
+  "name": {
+    "en": "National Energy Administration of China",
+    "zh": "国家能源局"
+  },
+  "description": {
+    "en": "China's National Energy Administration publishes energy production, consumption, and renewable energy statistics.",
+    "zh": "中国国家能源局发布能源生产、消费和可再生能源统计数据。"
+  },
+  "website": "https://www.nea.gov.cn",
+  "data_url": "https://www.nea.gov.cn/sjzz/",
+  "api_url": null,
+  "data_content": {
+    "en": [
+      "Electricity generation",
+      "energy consumption",
+      "renewable energy capacity",
+      "power grid statistics",
+      "oil and gas production"
+    ],
+    "zh": [
+      "发电量、能源消费、可再生能源装机、电网统计、油气生产"
+    ]
+  },
+  "authority_level": "government",
+  "update_frequency": "monthly",
+  "coverage": "national",
+  "country_code": "CN",
+  "domains": [
+    "energy"
+  ],
+  "tags": [
+    "energy",
+    "electricity",
+    "renewable",
+    "power",
+    "china"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/china/china-nfra.json b/firstdata/sources/china/china-nfra.json
new file mode 100644
index 0000000..1ebab22
--- /dev/null
+++ b/firstdata/sources/china/china-nfra.json
@@ -0,0 +1,25 @@
+{
+  "id": "china-nfra",
+  "name": {
+    "en": "National Financial Regulatory Administration of China",
+    "zh": "国家金融监督管理总局"
+  },
+  "description": {
+    "en": "China's financial regulatory authority (formerly CBIRC, restructured in 2023) overseeing banks, insurance, and non-bank financial institutions.",
+    "zh": "中国金融监管机构（2023年由原银保监会改组），监管银行、保险和非银行金融机构。"
+  },
+  "website": "https://www.nfra.gov.cn",
+  "data_url": "https://www.nfra.gov.cn/cn/view/pages/tongjishuju/tongjishuju.html",
+  "api_url": null,
+  "data_content": {
+    "en": ["Banking sector statistics", "Insurance industry data", "Credit structure analysis", "Financial institution balance sheets", "Social financing scale breakdown"],
+    "zh": ["银行业统计数据", "保险业数据", "信贷结构分析", "金融机构资产负债表", "社会融资规模细分"]
+  },
+  "authority_level": "government",
+  "update_frequency": "quarterly",
+  "coverage": "national",
+  "country_code": "CN",
+  "domains": ["finance", "economics"],
+  "tags": ["banking", "insurance", "financial-regulation", "nfra", "china"],
+  "license": "open"
+}
diff --git a/firstdata/sources/countries/asia/japan/japan-jma.json b/firstdata/sources/countries/asia/japan/japan-jma.json
new file mode 100644
index 0000000..016fd5a
--- /dev/null
+++ b/firstdata/sources/countries/asia/japan/japan-jma.json
@@ -0,0 +1,44 @@
+{
+  "id": "japan-jma",
+  "name": {
+    "en": "Japan Meteorological Agency",
+    "zh": "日本气象厅"
+  },
+  "description": {
+    "en": "Japan's national meteorological agency providing weather forecasts, earthquake/tsunami monitoring, and climate data for the Asia-Pacific region.",
+    "zh": "日本国家气象机构，提供天气预报、地震/海啸监测和亚太地区气候数据。"
+  },
+  "website": "https://www.jma.go.jp",
+  "data_url": "https://www.data.jma.go.jp/gmd/risk/obsdl/index.php",
+  "api_url": null,
+  "data_content": {
+    "en": [
+      "Weather observations",
+      "earthquake records",
+      "tsunami warnings",
+      "climate statistics",
+      "satellite imagery",
+      "volcanic activity data"
+    ],
+    "zh": [
+      "天气观测、地震记录、海啸预警、气候统计、卫星图像、火山活动数据"
+    ]
+  },
+  "authority_level": "government",
+  "update_frequency": "daily",
+  "coverage": "national",
+  "country_code": "JP",
+  "domains": [
+    "climate",
+    "environment",
+    "geoscience"
+  ],
+  "tags": [
+    "weather",
+    "earthquake",
+    "tsunami",
+    "japan",
+    "climate"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/countries/europe/uk/uk-met-office.json b/firstdata/sources/countries/europe/uk/uk-met-office.json
new file mode 100644
index 0000000..9f360f5
--- /dev/null
+++ b/firstdata/sources/countries/europe/uk/uk-met-office.json
@@ -0,0 +1,42 @@
+{
+  "id": "uk-met-office",
+  "name": {
+    "en": "UK Met Office",
+    "zh": "英国气象局"
+  },
+  "description": {
+    "en": "The UK's national weather service providing weather forecasts, climate data, and atmospheric research datasets.",
+    "zh": "英国国家气象服务机构，提供天气预报、气候数据和大气研究数据集。"
+  },
+  "website": "https://www.metoffice.gov.uk",
+  "data_url": "https://www.metoffice.gov.uk/research/climate/maps-and-data",
+  "api_url": "https://data.hub.api.metoffice.gov.uk",
+  "data_content": {
+    "en": [
+      "UK climate observations",
+      "global climate projections",
+      "HadCRUT temperature records",
+      "weather warnings",
+      "historical weather data"
+    ],
+    "zh": [
+      "英国气候观测、全球气候预测、HadCRUT温度记录、天气预警、历史天气数据"
+    ]
+  },
+  "authority_level": "government",
+  "update_frequency": "daily",
+  "coverage": "national",
+  "country_code": "GB",
+  "domains": [
+    "climate",
+    "environment"
+  ],
+  "tags": [
+    "weather",
+    "climate",
+    "temperature",
+    "hadcrut",
+    "uk"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/climate/ecmwf.json b/firstdata/sources/international/climate/ecmwf.json
new file mode 100644
index 0000000..1d036c8
--- /dev/null
+++ b/firstdata/sources/international/climate/ecmwf.json
@@ -0,0 +1,42 @@
+{
+  "id": "ecmwf",
+  "name": {
+    "en": "European Centre for Medium-Range Weather Forecasts",
+    "zh": "欧洲中期天气预报中心"
+  },
+  "description": {
+    "en": "ECMWF is an independent intergovernmental organisation producing global numerical weather predictions and reanalysis datasets including ERA5.",
+    "zh": "ECMWF是独立的政府间组织，生产全球数值天气预报和再分析数据集（包括ERA5）。"
+  },
+  "website": "https://www.ecmwf.int",
+  "data_url": "https://cds.climate.copernicus.eu",
+  "api_url": "https://cds.climate.copernicus.eu/api",
+  "data_content": {
+    "en": [
+      "Global weather forecasts",
+      "ERA5 reanalysis",
+      "seasonal predictions",
+      "atmospheric composition data",
+      "ocean wave data"
+    ],
+    "zh": [
+      "全球天气预报、ERA5再分析数据、季节预测、大气成分数据、海洋波浪数据"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "daily",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "climate",
+    "environment"
+  ],
+  "tags": [
+    "weather",
+    "era5",
+    "reanalysis",
+    "forecast",
+    "climate"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/climate/ipcc.json b/firstdata/sources/international/climate/ipcc.json
new file mode 100644
index 0000000..b666e40
--- /dev/null
+++ b/firstdata/sources/international/climate/ipcc.json
@@ -0,0 +1,42 @@
+{
+  "id": "ipcc",
+  "name": {
+    "en": "IPCC Data Distribution Centre",
+    "zh": "政府间气候变化专门委员会数据分发中心"
+  },
+  "description": {
+    "en": "The IPCC Data Distribution Centre provides climate, socio-economic, and environmental data, both from the past and projected, to facilitate climate change research.",
+    "zh": "IPCC数据分发中心提供历史和预测的气候、社会经济及环境数据，用于促进气候变化研究。"
+  },
+  "website": "https://www.ipcc-data.org",
+  "data_url": "https://www.ipcc-data.org/observ/index.html",
+  "api_url": null,
+  "data_content": {
+    "en": [
+      "Climate model outputs",
+      "observed climate data",
+      "socio-economic scenarios",
+      "emission scenarios",
+      "sea level projections"
+    ],
+    "zh": [
+      "气候模型输出、观测气候数据、社会经济情景、排放情景、海平面预测"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "irregular",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "climate",
+    "environment"
+  ],
+  "tags": [
+    "ipcc",
+    "climate-change",
+    "greenhouse-gas",
+    "temperature",
+    "sea-level"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/health/who-gho.json b/firstdata/sources/international/health/who-gho.json
new file mode 100644
index 0000000..ac09b7c
--- /dev/null
+++ b/firstdata/sources/international/health/who-gho.json
@@ -0,0 +1,44 @@
+{
+  "id": "who-gho",
+  "name": {
+    "en": "WHO Global Health Observatory",
+    "zh": "世界卫生组织全球卫生观察站"
+  },
+  "description": {
+    "en": "WHO's Global Health Observatory provides access to health statistics for WHO member states, including disease burden, health systems, and risk factors.",
+    "zh": "世界卫生组织全球卫生观察站提供成员国的卫生统计数据，包括疾病负担、卫生系统和风险因素。"
+  },
+  "website": "https://www.who.int/data/gho",
+  "data_url": "https://www.who.int/data/gho/data/indicators",
+  "api_url": "https://ghoapi.azureedge.net/api",
+  "data_content": {
+    "en": [
+      "Mortality",
+      "disease incidence",
+      "health workforce",
+      "immunization coverage",
+      "environmental health",
+      "NCDs",
+      "infectious diseases",
+      "UHC indicators"
+    ],
+    "zh": [
+      "死亡率、疾病发病率、卫生人力、免疫覆盖率、环境卫生、非传染性疾病、传染病、全民健康覆盖指标"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "annual",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "health"
+  ],
+  "tags": [
+    "who",
+    "health",
+    "mortality",
+    "disease",
+    "immunization"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/humanitarian/un-population.json b/firstdata/sources/international/humanitarian/un-population.json
new file mode 100644
index 0000000..0795d91
--- /dev/null
+++ b/firstdata/sources/international/humanitarian/un-population.json
@@ -0,0 +1,42 @@
+{
+  "id": "un-population",
+  "name": {
+    "en": "UN Population Division",
+    "zh": "联合国人口司"
+  },
+  "description": {
+    "en": "The UN Population Division provides authoritative estimates and projections of world population, fertility, mortality, and migration.",
+    "zh": "联合国人口司提供权威的全球人口估计和预测，涵盖生育率、死亡率和迁移数据。"
+  },
+  "website": "https://population.un.org",
+  "data_url": "https://population.un.org/wpp/",
+  "api_url": "https://population.un.org/dataportalapi/api/v1",
+  "data_content": {
+    "en": [
+      "World population prospects",
+      "population estimates",
+      "fertility rates",
+      "life expectancy",
+      "migration flows",
+      "urbanization projections"
+    ],
+    "zh": [
+      "世界人口展望、人口估计、生育率、预期寿命、迁移流动、城市化预测"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "irregular",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "demographics"
+  ],
+  "tags": [
+    "population",
+    "fertility",
+    "mortality",
+    "migration",
+    "urbanization"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/humanitarian/unhcr.json b/firstdata/sources/international/humanitarian/unhcr.json
new file mode 100644
index 0000000..6e2589d
--- /dev/null
+++ b/firstdata/sources/international/humanitarian/unhcr.json
@@ -0,0 +1,43 @@
+{
+  "id": "unhcr",
+  "name": {
+    "en": "UNHCR Refugee Data Finder",
+    "zh": "联合国难民署难民数据查询"
+  },
+  "description": {
+    "en": "UNHCR's statistical database on refugees, asylum-seekers, internally displaced persons, and stateless people worldwide.",
+    "zh": "联合国难民署关于全球难民、寻求庇护者、境内流离失所者和无国籍人的统计数据库。"
+  },
+  "website": "https://www.unhcr.org",
+  "data_url": "https://www.unhcr.org/refugee-statistics/",
+  "api_url": "https://api.unhcr.org/population/v1/",
+  "data_content": {
+    "en": [
+      "Refugee populations",
+      "asylum applications",
+      "internally displaced persons",
+      "stateless persons",
+      "resettlement data",
+      "country of origin/asylum statistics"
+    ],
+    "zh": [
+      "难民人口、庇护申请、境内流离失所者、无国籍人、重新安置数据、来源国/庇护国统计"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "annual",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "demographics",
+    "humanitarian"
+  ],
+  "tags": [
+    "unhcr",
+    "refugees",
+    "asylum",
+    "displacement",
+    "humanitarian"
+  ],
+  "license": "open"
+}
diff --git a/firstdata/sources/international/humanitarian/unicef.json b/firstdata/sources/international/humanitarian/unicef.json
new file mode 100644
index 0000000..059b554
--- /dev/null
+++ b/firstdata/sources/international/humanitarian/unicef.json
@@ -0,0 +1,45 @@
+{
+  "id": "unicef",
+  "name": {
+    "en": "UNICEF Data",
+    "zh": "联合国儿童基金会数据"
+  },
+  "description": {
+    "en": "UNICEF collects and disseminates data on the situation of children and women worldwide, including health, education, and child protection indicators.",
+    "zh": "联合国儿童基金会收集和发布全球儿童和妇女状况数据，包括健康、教育和儿童保护指标。"
+  },
+  "website": "https://data.unicef.org",
+  "data_url": "https://data.unicef.org/resources/resource-type/datasets/",
+  "api_url": "https://sdmx.data.unicef.org/ws/public/sdmxapi/rest",
+  "data_content": {
+    "en": [
+      "Child mortality",
+      "immunization",
+      "nutrition",
+      "education",
+      "child protection",
+      "water and sanitation",
+      "HIV/AIDS indicators"
+    ],
+    "zh": [
+      "儿童死亡率、免疫接种、营养、教育、儿童保护、水与卫生、艾滋病指标"
+    ]
+  },
+  "authority_level": "international",
+  "update_frequency": "annual",
+  "coverage": "global",
+  "country_code": null,
+  "domains": [
+    "health",
+    "demographics",
+    "education"
+  ],
+  "tags": [
+    "unicef",
+    "children",
+    "health",
+    "education",
+    "development"
+  ],
+  "license": "open"
+}