Hong Kong 1980 Grid - EPSG:2326

WKT

PROJCS["Hong_Kong_1980_Grid", 
	GEOGCS["GCS_Hong_Kong_1980", 
		DATUM["D_Hong_Kong_1980", 
			SPHEROID["International_1924", 6378388.0, 297.0]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Transverse_Mercator"], 
	PARAMETER["False_Easting", 836694.05], 
	PARAMETER["False_Northing", 819069.8], 
	PARAMETER["Central_Meridian", 114.1785555555556], 
	PARAMETER["Scale_Factor", 1.0], 
	PARAMETER["Latitude_Of_Origin", 22.31213333333334], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["Hong_Kong_1980_Grid", 
	BASEGEOGCRS["GCS_Hong_Kong_1980", 
		DATUM["D_Hong_Kong_1980", 
			ELLIPSOID["International_1924", 6378388.0, 297.0]], 
		PRIMEM["Greenwich", 0.0], 
		CS[ellipsoidal, 2], 
		AXIS["Latitude (lat)", north, 
			ORDER[1]], 
		AXIS["Longitude (lon)", east, 
			ORDER[2]], 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CONVERSION["Transverse_Mercator", 
		METHOD["Transverse_Mercator"], 
		PARAMETER["False_Easting", 836694.05], 
		PARAMETER["False_Northing", 819069.8], 
		PARAMETER["Central_Meridian", 114.1785555555556], 
		PARAMETER["Scale_Factor", 1.0], 
		PARAMETER["Latitude_Of_Origin", 22.31213333333334]], 
	CS[Cartesian, 2], 
	AXIS["Northing (Y)", north, 
		ORDER[1]], 
	AXIS["Easting (X)", east, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "2326"]]

Data from @esri/proj-codes

{
  "wkid": 2326,
  "latestWkid": 2326,
  "gcsWkid": 4611,
  "macro": "PE_PCS_HONG_KONG_1980_GRID",
  "name": "Hong_Kong_1980_Grid",
  "wkt": "PROJCS[\"Hong_Kong_1980_Grid\",GEOGCS[\"GCS_Hong_Kong_1980\",DATUM[\"D_Hong_Kong_1980\",SPHEROID[\"International_1924\",6378388.0,297.0]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",836694.05],PARAMETER[\"False_Northing\",819069.8],PARAMETER[\"Central_Meridian\",114.1785555555556],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",22.31213333333334],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"Hong_Kong_1980_Grid\",BASEGEOGCRS[\"GCS_Hong_Kong_1980\",DATUM[\"D_Hong_Kong_1980\",ELLIPSOID[\"International_1924\",6378388.0,297.0]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Transverse_Mercator\",METHOD[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",836694.05],PARAMETER[\"False_Northing\",819069.8],PARAMETER[\"Central_Meridian\",114.1785555555556],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",22.31213333333334]],CS[Cartesian,2],AXIS[\"Northing (Y)\",north,ORDER[1]],AXIS[\"Easting (X)\",east,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"2326\"]]",
  "description": "Hong Kong 1980 Grid",
  "authority": "EPSG",
  "version": "6.9(9.0.0)",
  "deprecated": "no",
  "areaname": "Hong Kong",
  "extent": {
    "slat": 22.13,
    "nlat": 22.58,
    "llon": 113.76,
    "rlon": 114.51
  }
}