You could download ZWCAD 2018 SP1 from following links, including 15 languages.
Note that ensure high speed and stability of downloading, we provide two servers of download. You can download from Dropbox or dl.zwsoft.com.
English:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ENU_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ENU_Win_64bit.exe
https://www.dropbox.com/s/286nav7m84284sv/ZWCAD_2018_SP1_ENU_Win_32bit.exe?raw=1
https://www.dropbox.com/s/7ljm8ige1tdkkk3/ZWCAD_2018_SP1_ENU_Win_64bit.exe?raw=1
Simplified Chinese:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CHS_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CHS_Win_64bit.exe
https://www.dropbox.com/s/isunlozcl6jdrfz/ZWCAD_2018_SP1_CHS_Win_32bit.exe?raw=1
https://www.dropbox.com/s/41k5m6k0jgjar7j/ZWCAD_2018_SP1_CHS_Win_64bit.exe?raw=1
Traditional Chinese:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CHT_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CHT_Win_64bit.exe
https://www.dropbox.com/s/2zuyl9y6smsyg4h/ZWCAD_2018_SP1_CHT_Win_32bit.exe?raw=1
https://www.dropbox.com/s/832dfa6w4s54pa1/ZWCAD_2018_SP1_CHT_Win_64bit.exe?raw=1
Czech:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CSY_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_CSY_Win_64bit.exe
https://www.dropbox.com/s/hxve6w423gfwkm4/ZWCAD_2018_SP1_CSY_Win_32bit.exe?raw=1
https://www.dropbox.com/s/05qrpyjye2tlxsz/ZWCAD_2018_SP1_CSY_Win_64bit.exe?raw=1
German:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_DEU_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_DEU_Win_64bit.exe
https://www.dropbox.com/s/92mm17ogj40rzwx/ZWCAD_2018_SP1_DEU_Win_32bit.exe?raw=1
https://www.dropbox.com/s/vrxnvf8mdriogw4/ZWCAD_2018_SP1_DEU_Win_64bit.exe?raw=1
France:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_FRA_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_FRA_Win_64bit.exe
https://www.dropbox.com/s/zs5dh1k281f1tmb/ZWCAD_2018_SP1_FRA_Win_32bit.exe?raw=1
https://www.dropbox.com/s/h3umk834duptqru/ZWCAD_2018_SP1_FRA_Win_64bit.exe?raw=1
Spanish:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ESN_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ESN_Win_64bit.exe
https://www.dropbox.com/s/y634yzb7if49mwj/ZWCAD_2018_SP1_ESN_Win_32bit.exe?raw=1
https://www.dropbox.com/s/soo9qpd1xmdfoq7/ZWCAD_2018_SP1_ESN_Win_64bit.exe?raw=1
Hungarian:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_HUN_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_HUN_Win_64bit.exe
https://www.dropbox.com/s/5j5jgz9l4yzcj97/ZWCAD_2018_SP1_HUN_Win_32bit.exe?raw=1
https://www.dropbox.com/s/mabwvdkilynv3mn/ZWCAD_2018_SP1_HUN_Win_64bit.exe?raw=1
Italian:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ITA_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ITA_Win_64bit.exe
https://www.dropbox.com/s/0e87w0aly0ksy2l/ZWCAD_2018_SP1_ITA_Win_32bit.exe?raw=1
https://www.dropbox.com/s/jk37nzilkjz8hwp/ZWCAD_2018_SP1_ITA_Win_64bit.exe?raw=1
Japanese:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_JPN_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_JPN_Win_64bit.exe
https://www.dropbox.com/s/pya362gn1zi33l8/ZWCAD_2018_SP1_JPN_Win_32bit.exe?raw=1
https://www.dropbox.com/s/yf8vqv01c8bbmi1/ZWCAD_2018_SP1_JPN_Win_64bit.exe?raw=1
Korean:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_KOR_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_KOR_Win_64bit.exe
https://www.dropbox.com/s/03ne2u6pt46a3s0/ZWCAD_2018_SP1_KOR_Win_32bit.exe?raw=1
https://www.dropbox.com/s/vfej490wsjboh2m/ZWCAD_2018_SP1_KOR_Win_64bit.exe?raw=1
Polish:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_PLK_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_PLK_Win_64bit.exe
https://www.dropbox.com/s/xtee57p2l8zdy0k/ZWCAD_2018_SP1_PLK_Win_32bit.exe?raw=1
https://www.dropbox.com/s/k4l809gx8q7vnix/ZWCAD_2018_SP1_PLK_Win_64bit.exe?raw=1
Portuguese:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_PTB_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_PTB_Win_64bit.exe
https://www.dropbox.com/s/etqgoviofhky2ft/ZWCAD_2018_SP1_PTB_Win_32bit.exe?raw=1
https://www.dropbox.com/s/q92tpok80yqtg0p/ZWCAD_2018_SP1_PTB_Win_64bit.exe?raw=1
Russian:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_RUS_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_RUS_Win_64bit.exe
https://www.dropbox.com/s/gn6zs69rgdxb6f2/ZWCAD_2018_SP1_RUS_Win_32bit.exe?raw=1
https://www.dropbox.com/s/8qyalngb5jtbrbf/ZWCAD_2018_SP1_RUS_Win_64bit.exe?raw=1
Turkish:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_TRK_Win_32bit.exe
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_TRK_Win_64bit.exe
https://www.dropbox.com/s/22r6eq9ppkvvxv0/ZWCAD_2018_SP1_TRK_Win_32bit.exe?raw=1
https://www.dropbox.com/s/5zn7gsjciod51se/ZWCAD_2018_SP1_TRK_Win_64bit.exe?raw=1
ZRXSDK:
http://dl.zwsoft.com/zwcad/products/ZWCAD/2018/SP1/ZWCAD_2018_SP1_ZRXSDK.exe
https://www.dropbox.com/s/em14t855ba31jta/ZWCAD_2018_SP1_ZRXSDK.exe?raw=1