<s>
Deepin	B-Application
(	O
stylized	O
as	O
deepin	B-Application
;	O
formerly	O
known	O
as	O
Linux	B-Application
Deepin	I-Application
and	O
Hiweed	B-Application
Linux	B-Operating_System
)	O
is	O
a	O
Linux	B-Application
distribution	I-Application
based	O
on	O
the	O
Debian	O
"	O
stable	O
"	O
branch	O
.	O
</s>
<s>
It	O
features	O
the	O
Deepin	B-Application
Desktop	O
Environment	O
(	O
DDE	O
)	O
,	O
built	O
on	O
Qt	B-Language
and	O
available	O
for	O
a	O
variety	O
of	O
distributions	O
.	O
</s>
<s>
The	O
userbase	O
is	O
predominantly	O
Chinese	O
,	O
though	O
it	O
is	O
in	O
most	O
prominent	O
Linux	B-Application
distributions	I-Application
 '	O
repositories	O
as	O
an	O
alternative	O
desktop	O
environment	O
.	O
</s>
<s>
The	O
company	O
behind	O
the	O
development	O
,	O
Deepin	B-Application
Technology	O
,	O
a	O
wholly	O
owned	O
subsidiary	O
of	O
UnionTech	O
(	O
)	O
,	O
is	O
based	O
in	O
Wuhan	O
,	O
China	O
.	O
</s>
<s>
The	O
distribution	O
began	O
in	O
2004	O
as	O
Hiweed	B-Application
Linux	B-Operating_System
.	O
</s>
<s>
In	O
2011	O
,	O
the	O
development	O
team	O
behind	O
Deepin	B-Application
established	O
a	O
company	O
named	O
Deepin	B-Application
Technology	O
to	O
support	O
commercial	O
development	O
of	O
the	O
operating	O
system	O
.	O
</s>
<s>
Deepin	B-Application
Technology	O
joined	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
in	O
2015	O
.	O
</s>
<s>
In	O
2019	O
,	O
Huawei	O
started	O
to	O
ship	O
Linux	B-Operating_System
laptops	O
pre-installed	O
with	O
Deepin	B-Application
.	O
</s>
<s>
Deepin	B-Application
ships	O
a	O
mix	O
of	O
open-source	B-Application
and	O
proprietary	B-Application
programs	I-Application
such	O
as	O
Google	B-Application
Chrome	I-Application
,	O
Spotify	B-Application
and	O
Steam	B-Application
.	O
</s>
<s>
It	O
also	O
includes	O
a	O
software	O
suite	O
of	O
applications	O
developed	O
by	O
Deepin	B-Application
Technology	O
,	O
as	O
well	O
as	O
WPS	B-Application
Office	I-Application
,	O
360	O
Security	O
Guard	O
,	O
CodeWeavers	O
 '	O
CrossOver	B-Operating_System
and	O
many	O
others	O
.	O
</s>
<s>
The	O
development	O
of	O
Deepin	B-Application
is	O
led	O
by	O
China-based	O
Deepin	B-Application
Technology	O
Co.	O
,	O
Ltd	O
.	O
</s>
<s>
The	O
company	O
generates	O
revenue	O
through	O
the	O
sale	O
of	O
technical	B-General_Concept
support	I-General_Concept
and	O
other	O
services	O
related	O
to	O
it	O
.	O
</s>
<s>
As	O
of	O
1	O
January	O
2020	O
,	O
Deepin	B-Application
Technology	O
is	O
a	O
wholly	O
owned	O
subsidiary	O
of	O
UnionTech	O
(	O
)	O
.	O
</s>
<s>
According	O
to	O
Deepin	B-Application
,	O
in	O
December	O
2022	O
the	O
operating	O
system	O
had	O
more	O
than	O
3	O
million	O
users	O
worldwide	O
,	O
supported	O
33	O
languages	O
,	O
and	O
had	O
accumulated	O
more	O
than	O
80	O
million	O
downloads	O
since	O
2008	O
(	O
when	O
it	O
was	O
renamed	O
"	O
Deepin	B-Application
"	O
from	O
"	O
Hiweed	B-Application
Linux	B-Operating_System
"	O
and	O
also	O
changed	O
to	O
Ubuntu	O
and	O
Gnome	O
as	O
a	O
basis	O
)	O
.	O
</s>
<s>
Deepin	B-Application
features	O
its	O
own	O
desktop	O
environment	O
called	O
Deepin	B-Application
DE	O
or	O
DDE	O
for	O
short	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Qt	B-Language
.	O
</s>
<s>
The	O
distribution	O
also	O
maintains	O
their	O
own	O
Window	B-Application
Manager	I-Application
dde-kwin	O
.	O
</s>
<s>
UbuntuDDE	O
and	O
Manjaro	B-Application
Deepin	B-Application
are	O
community-supported	O
distributions	O
,	O
that	O
feature	O
the	O
Deepin	B-Application
Desktop	O
Environment	O
and	O
some	O
deepin	B-Application
applications	O
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
install	O
DDE	O
(	O
Deepin	B-Application
Desktop	O
Environment	O
)	O
on	O
Arch	O
Linux	B-Operating_System
.	O
</s>
<s>
Deepin	B-Application
comes	O
with	O
a	O
number	O
of	O
applications	O
built	O
via	O
the	O
DTK	O
(	O
Deepin	B-Application
Tool	O
Kit	O
)	O
,	O
which	O
is	O
based	O
on	O
C++	B-Language
and	O
Qt	B-Language
.	O
</s>
<s>
The	O
following	O
is	O
a	O
list	O
of	O
Deepin	B-Application
Applications	O
created	O
by	O
the	O
Deepin	B-Application
development	O
team	O
:	O
</s>
<s>
Deepin	B-Application
comes	O
with	O
an	O
installer	O
named	O
"	O
Deepin	B-Application
Installer	O
"	O
that	O
was	O
created	O
by	O
Deepin	B-Application
Technology	O
.	O
</s>
<s>
The	O
Installer	O
was	O
praised	O
by	O
Swapnil	O
Bhartiya	O
writing	O
for	O
linux.com	B-Application
as	O
having	O
"	O
the	O
simplest	O
installation	O
procedure	O
"	O
that	O
was	O
also	O
"	O
quite	O
pleasant.	O
"	O
</s>
<s>
When	O
Deepin	B-Application
was	O
accused	O
in	O
2018	O
of	O
containing	O
spyware	O
through	O
the	O
use	O
of	O
statistics	O
software	O
within	O
their	O
App	O
Store	O
,	O
the	O
company	O
made	O
an	O
official	O
statement	O
clarifying	O
that	O
it	O
did	O
not	O
and	O
would	O
not	O
collect	O
private	O
user	O
information	O
.	O
</s>
<s>
According	O
to	O
Deepin	B-Application
,	O
CNZZ	O
is	O
a	O
website	O
similar	O
to	O
Google	B-Application
Analytics	I-Application
that	O
collects	O
anonymous	O
usage	O
information	O
such	O
as	O
the	O
screen	O
size	O
,	O
browser	O
and	O
other	O
user	O
agent	O
information	O
to	O
"	O
analyze	O
how	O
the	O
Deepin	B-Application
store	O
was	O
being	O
used	O
,	O
in	O
order	O
to	O
improve	O
it.	O
"	O
</s>
<s>
On	O
20	O
July	O
2018	O
,	O
Deepin	B-Application
removed	O
CNZZ	O
statistics	O
from	O
the	O
Deepin	B-Application
App	O
Store	O
website	O
due	O
to	O
the	O
backlash	O
.	O
</s>
<s>
Deepin	B-Application
's	O
reputation	O
was	O
that	O
it	O
had	O
relatively	O
high	O
CPU	O
and	O
memory	O
demands	O
when	O
it	O
was	O
still	O
based	O
on	O
GTK	O
and	O
HTML	O
technologies	O
,	O
even	O
when	O
the	O
system	O
was	O
idle	O
.	O
</s>
<s>
After	O
switching	O
to	O
the	O
Qt-based	O
desktop	O
environment	O
,	O
performance	O
improved	O
,	O
as	O
was	O
noted	O
by	O
Linux.com	B-Application
in	O
its	O
September	O
2018	O
review	O
of	O
Deepin	B-Application
15.7	O
.	O
</s>
<s>
Radware	B-Protocol
's	O
head	O
of	O
threat	O
research	O
has	O
commented	O
on	O
concerns	O
about	O
analytics	O
collected	O
by	O
Deepin	B-Application
,	O
and	O
whether	O
these	O
are	O
sent	O
to	O
the	O
Chinese	O
government	O
:	O
while	O
the	O
CNZZ	O
analytics	O
service	O
has	O
been	O
removed	O
,	O
analytics	O
are	O
still	O
collected	O
,	O
now	O
by	O
"	O
Umeng+	O
"	O
.	O
</s>
<s>
According	O
to	O
cybersecurity	O
lawyer	O
Steven	O
T	O
.	O
Snyder	O
,	O
due	O
to	O
the	O
sheer	O
size	O
of	O
Deepin	B-Application
's	O
codebase	O
,	O
it	O
is	O
impossible	O
to	O
really	O
scrutinize	O
all	O
the	O
code	O
comprising	O
it	O
to	O
be	O
sure	O
the	O
Chinese	O
government	O
does	O
n't	O
have	O
backdoors	O
.	O
</s>
<s>
The	O
project	O
does	O
remain	O
fully	O
open	B-Application
source	I-Application
allowing	O
anyone	O
to	O
review	O
,	O
modify	O
or	O
change	O
the	O
code	O
to	O
meet	O
their	O
standards	O
.	O
</s>
