diff --git a/data/manufacturer_data.py b/data/manufacturer_data.py
index a75278a9..0f2eab88 100644
--- a/data/manufacturer_data.py
+++ b/data/manufacturer_data.py
@@ -414,6 +414,7 @@
   (0x05A8, "Owl Labs"),
   (0x05AB, "Shenzhen Lesan Lighting Co., Ltd."),
   (0x05AC, "PRstage"),
+  (0x05AF, "GUANGZHOU SIGWON ELECTRONICS CO., LTD"),
   (0x05B5, "Turkowski GmbH"),
   (0x05BC, "CantoUSA"),
   (0x05C0, "Vertigo"),
@@ -448,6 +449,7 @@
   (0x0628, "ERP Power"),
   (0x062A, "LEDstructures"),
   (0x062B, "CKC Lighting Co., Ltd."),
+  (0x0638, "ROLITECH LIMITED"),
   (0x063A, "AVM Belgium BVBA"),
   (0x063C, "LaserNet"),
   (0x0644, "COLEDER DISPLAY CO., LTD."),
@@ -496,6 +498,7 @@
   (0x06BA, "Lightner"),
   (0x06BB, "IQ COMPANY Ltd."),
   (0x06C0, "ANTILATENCY LTD"),
+  (0x06C1, "COLORFUL LIGHT TECHNOLOGY CO., LTD."),
   (0x06C4, "RHENAC Systems GmbH"),
   (0x06C5, "ZHIYUN INFORMATION (INTERNATIONAL) TECHNOLOGY CO., LIMITED"),
   (0x06C7, "L&L Luce&Light"),
@@ -569,7 +572,9 @@
   (0x076E, "DecoLed, LLC"),
   (0x0772, "SP-Quality"),
   (0x0773, "Papouch s.r.o."),
+  (0x0774, "Guangzhou Hongcheng Stage Lighting Equipment Co., Ltd."),
   (0x0776, "lumenetix"),
+  (0x0777, "Antalya Elektronik Muhendislik Sanayi ve Tic Ltd Sti."),
   (0x077A, "Oblique Systems"),
   (0x077B, "GENLED Brands"),
   (0x0780, "Zedfy GmbH"),
@@ -585,10 +590,12 @@
   (0x0797, "ARCPROLED Limited"),
   (0x079B, "Pro Church Lights"),
   (0x079F, "VPS Group, LLC"),
+  (0x07A1, "Interface-Z"),
   (0x07A3, "Guangzhou GBR PROLIGHT GROUP CO.,LTD (GBR PROLIGHT)"),
   (0x07A4, "Shenzhen DEFG Co., Ltd"),
   (0x07A5, "X LED Systems"),
   (0x07A9, "Tridonic GmbH & Co KG"),
+  (0x07AB, "Elite Lighting Corp."),
   (0x07AC, "ShowTex NV"),
   (0x07AD, "CLS LED BV"),
   (0x07AE, "A-LITE B.V."),
@@ -608,6 +615,7 @@
   (0x07C5, "SBS Lighting LLC"),
   (0x07C6, "BK Lighting"),
   (0x07C8, "Sidus Link Ltd."),
+  (0x07CB, "ilLumenate Lighting"),
   (0x07CC, "Griven S.r.l."),
   (0x07CF, "MH-Sound"),
   (0x07D1, "Made By Mouse LTD"),
@@ -625,6 +633,7 @@
   (0x07E9, "TechLink Co., Ltd."),
   (0x07EA, "Le Maitre Ltd"),
   (0x07EC, "Image Show LLC"),
+  (0x07ED, "Lightjams Inc."),
   (0x07EF, "Guangzhou V-Show Pro Lighting Co., Ltd."),
   (0x07F0, "Lifud Technology Co., Ltd"),
   (0x07F2, "CB Electronics"),
@@ -641,7 +650,7 @@
   (0x07FE, "Shenzhen Apexls Optoelectronic Co., Ltd."),
   (0x07FF, "Guangzhou HOMEI LIGHT Manufacturer"),
   (0x0800, "Hongyeah Light"),
-  (0x0801, "Guangzhou Favolite Stage Lighting Co., Ltd."),
+  (0x0801, "Foshan Favolite Stage Lighting Co., Ltd."),
   (0x0802, "AstralPool"),
   (0x0803, "Guangzhou FutureColor Electronic Technology Co., Ltd."),
   (0x0804, "K&G Visual Technology"),
@@ -662,6 +671,7 @@
   (0x0814, "squareV"),
   (0x0815, "Q Squared Systems, LLC"),
   (0x0816, "Benjamin Graf Ton- und Medientechnik"),
+  (0x081B, "Guangzhou Rainstar Photoelectric Technology Co.,Ltd"),
   (0x081C, "MR Electronics Ltd."),
   (0x081E, "LOBO Electronic GmbH"),
   (0x0822, "Hangzhou YD Illumination Co., Ltd"),
@@ -670,7 +680,9 @@
   (0x0826, "Easy Wireless Hire Limited t/a CORE Lighting"),
   (0x0827, "PIXREAL"),
   (0x0829, "CR-TEC Photoelectric"),
+  (0x082A, "Theatrically Jerry LLC"),
   (0x082B, "Changsha ZMIOT Co., Ltd."),
+  (0x082C, "RIVA GmbH Engineering"),
   (0x082E, "QubiCast GmbH"),
   (0x0830, "PulseWorx"),
   (0x0832, "Shenzhen EXC-LED Technology Co.,Ltd"),
@@ -862,6 +874,7 @@
   (0x08FC, "Lights By Brian"),
   (0x08FD, "Koto Electric Co., Ltd."),
   (0x08FE, "Zhuhai Shengchang Electronics Co., Ltd."),
+  (0x08FF, "nomos system AG"),
   (0x0900, "nox multimedia GmbH"),
   (0x0901, "GermTec GmbH & Co. KG"),
   (0x0902, "DongGuan Betterway Lighting Co.,Ltd"),
@@ -1683,6 +1696,7 @@
   (0x7000, "Nippon Ceramic Co., Ltd."),
   (0x700A, "Guangzhou Leemc Lighting Tech., Co., Ltd."),
   (0x700B, "Vice Lighting DWC LLC"),
+  (0x7050, "Guangzhou Titu Technology Co.,Ltd"),
   (0x7068, "Pharos Architectural Controls"),
   (0x7070, "SBT GmbH"),
   (0x7072, "Pr-Lighting Ltd."),
diff --git a/tools/make_manufacturer_data.sh b/tools/make_manufacturer_data.sh
index ba4bd9df..00ba7862 100755
--- a/tools/make_manufacturer_data.sh
+++ b/tools/make_manufacturer_data.sh
@@ -58,7 +58,9 @@ sed -r -e 's/[\xef\xbc\x88]/(/g' | \
 sed -r -e 's/[\xef\xbc\x89]/)/g' | \
 sed -r -e 's/\xc3\xa9/e/g' | \
 sed -r -e 's/\xc3\xb6/o/g' | \
+sed -r -e 's/\xc3\xbc/u/g' | \
 sed -r -e 's/\xc4\xb1/i/g' | \
+sed -r -e 's/\xc5\x9e/S/g' | \
 sed -r -e 's/\xc5\x9f/s/g' | \
 tr "\300-\305" "[A*]" | tr "\310-\313" "[E*]" | tr "\314-\317" "[I*]" | tr "\322-\326" "[O*]" | tr "\331-\334" "[U*]" | \
 tr "\340-\345" "[a*]" | tr "\350-\353" "[e*]" | tr "\354-\357" "[i*]" | tr "\362-\366" "[o*]" | tr "\371-\374" "[u*]" | \