Chinese semiconductor industry

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ansy1968

Brigadier
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Yes.....this delay by TSMC is a blessing for China.
A huge expansion by TSMC of the 28nm FABS would affect the business of SMIC, Huahong etc.
This will also affect the business of SMEE and other Chinese Semiconsuctor Equipment manufacturers as TSMC will always use ASML and other American Equipment in their FABS.
This is not a WIN WIN but LOSE LOSE for China.
Chinese Govt should consider forcing foreign IC manufacturers in China to use local equipment especially for mature Nodes.
@WTAN So sir why is Shenzhen local gov't supporting it? and my thinking like @krautmeister posted before SMEE 28nm DUVL will be 3X cheaper and my view this delay is deliberate just waiting for the availability of the SMEE DUVL, the reasoning and excuse are there for it to happen.
 

WTAN

Junior Member
Registered Member
@WTAN So sir why is Shenzhen local gov't supporting it? and my thinking like @krautmeister posted before SMEE 28nm DUVL will be 3X cheaper and my view this delay is deliberate just waiting for the availability of the SMEE DUVL, the reasoning and excuse are there for it to happen.
Yes..... this is the Local Government mainly suporting it. The Officials will do anything to get Foreign Investment in order to boost their standing and performance.
The Central Government should be formulating some policies on the Semiconductor Industry that gives a boost to local manufacture of IC Equipment.
Forcing these Foreign companies to use local equipment is the best way to support the local industry.
 

jfcarli

Junior Member
Registered Member
Forcing these Foreign companies to use local equipment is the best way to support the local industry.
In a perfect world this would be the correct approach. Problem is there is no local equipment to force foreign companies to use them!!!

The whole problem lies just in one thing: the risk of suddenly the US forbidding sale of ANY type of semiconductor to China. Yeah... yeah... yeah.... I am being paranoid, but... If the US really wanted to screw China, this would be the best approach. Yeah... I know they would also screw a number of their own companies, but this is not an impossible thought.

Forbidding Huawi, ZTE and other companies to buy chips has hurt companies. More TSMC than American ones, but American companies have also been affected.

At the end of the day, what really matters is that China can manufacture semiconductors, PREFERABLY WITH LOCALIZED PROCESSES, but right now anything will do. If not, why is China buying all those billions and billions of dollars worth of foreign equipment in order to produce chips?

If Taiwan was willing to bring equipment to make their 2 billion dollars factory work, so much better. That is two billion dollars less China would need to spend.

Furthermore, two billion dollars factory is a drop of water in the ocean that China's needs represent. But once the equipment and the factory are up and running, there is no way they will leave China. And they would be secured in the territory.

SMEE will only be able tocope with China's needs years and years from now. In the meantime, the risk of a complete blocade exists.

My two cents.
 

quantumlight

Junior Member
Registered Member
In a perfect world this would be the correct approach. Problem is there is no local equipment to force foreign companies to use them!!!

The whole problem lies just in one thing: the risk of suddenly the US forbidding sale of ANY type of semiconductor to China. Yeah... yeah... yeah.... I am being paranoid, but... If the US really wanted to screw China, this would be the best approach. Yeah... I know they would also screw a number of their own companies, but this is not an impossible thought.

Forbidding Huawi, ZTE and other companies to buy chips has hurt companies. More TSMC than American ones, but American companies have also been affected.

At the end of the day, what really matters is that China can manufacture semiconductors, PREFERABLY WITH LOCALIZED PROCESSES, but right now anything will do. If not, why is China buying all those billions and billions of dollars worth of foreign equipment in order to produce chips?

If Taiwan was willing to bring equipment to make their 2 billion dollars factory work, so much better. That is two billion dollars less China would need to spend.

Furthermore, two billion dollars factory is a drop of water in the ocean that China's needs represent. But once the equipment and the factory are up and running, there is no way they will leave China. And they would be secured in the territory.

SMEE will only be able tocope with China's needs years and years from now. In the meantime, the risk of a complete blocade exists.

My two cents.
The US will very likely go this route, its a foregone conclusion in my opinion... China better have countermeasures in place and Im not just talking about defensive ones this time
 

ansy1968

Brigadier
Registered Member
The US will very likely go this route, its a foregone conclusion in my opinion... China better have countermeasures in place and Im not just talking about defensive ones this time
@quantumlight bro on the US side the hubris is that the Chinese don't have the capacity to create a viable semiconductor industry. while on the Chinese side tech company knows the peril of having US tech on their product. So localization is a non issue the problem is availability. TSMC as @krautmeister had posted is part of US effort in curtaining China, but this investment is all about business, the demand are there and its in China whether TSMC will destroy SMIC is questionable on my part cause the demand is huge and the pie is large enough for everyone. The US is so paranoid about anything China that TSMC may force to ditch US diktat and follow its business instinct to survive. And here the possibility of TSMC building FABS with Chinese equipment in China is ideal and may happen sooner than expected, all is needed is the availability of SMEE 28nm DUVL.
 
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krautmeister

Junior Member
Registered Member
@quantumlight bro on the US side the hubris is that the Chinese don't have the capacity to create a viable semiconductor industry. while on the Chinese side tech company knows the peril of having US tech on their product. So localization is a non issue the problem is availability. TSMC as @krautmeister had posted is part of US effort in curtaining China, but this investment is all about business, the demand are there and its in China whether TSMC will destroy SMIC is questionable on my part cause the demand is huge and the pie is large enough for everyone. The US is so paranoid about anything China that TSMC may force to ditch US diktat and follow its business instinct to survive.
Like @WTAN said, if TSMC expands its 28nm production capacity in China, it will be a LOSE-LOSE situation for China. Lose where 28nm business is taken by TSMC at the expense of domestic China fabs. Lose where the US can still sanction TSMC 28nm production within China whenever it deems it is for "national security" since TSMC would only buy ASML which contains US content. That happened to SMIC even with its China based fabs and SMIC isn't even a foreign fab. I highly doubt TSMC would buy SMEE/CETC equipment because I think they have clearly demonstrated their intentions, and it's not "only" about business. China should either mandate 100% domestic China semiconductor equipment for all foreign fabs or otherwise prevent such expansion because any US content is just a trojan horse.
 

foofy

Junior Member
Registered Member

Wuhan XMC 3D IC technology platform is in mass production.​

武汉新芯3DLink™技术,赋能西安紫光国芯异质集成嵌入式DRAM(SeDRAM) 平台​

近日,武汉新芯集成电路制造有限公司(简称“武汉新芯”)——一家领先的集成电路研发与制造企业,与西安紫光国芯半导体有限公司(简称“西安紫光国芯”)开展专业领域纵深合作,其自主开发的3DLink™技术赋能西安紫光国芯异质集成嵌入式DRAM (SeDRAM) 平台,加速行业技术创新实现重大突破:异质集成嵌入式DRAM (SeDRAM)技术达到目前世界领先水平,相关技术论文已被IEDM 2020、CICC 2021成功录取,在IMW 2021也做了专题报告。武汉新芯基于全新的三维集成技术平台(3DLink™),实现了多款可定制化开发的工艺解决方案进入量产。
西安紫光国芯通过代工合作的方式使用武汉新芯晶圆堆叠技术3DLink™设计SeDRAM平台,将DRAM晶圆和其他不同工艺节点的逻辑晶圆利用Cu-Cu(铜-铜)互连的方式直接键合,实现对存储器的直接访问。通过定制的DRAM支持多种容量(64MB、128MB、256MB到8GB)和多种带宽;同时为不同逻辑工艺提供标准化接口和测试用IP,使SoC集成更加简单快捷。武汉新芯3DLink™技术突破传统封装级Micro-bump互连架构的限制,通过多片晶圆直接键合,达到高密度互连,实现从逻辑电路到存储阵列之间每Gbit高达34GB/s的带宽和0.88pJ/bit的能效。基于SeDRAM平台的两款SoC产品已经在武汉新芯大规模量产。

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ansy1968

Brigadier
Registered Member

Wuhan XMC 3D IC technology platform is in mass production.​

武汉新芯3DLink™技术,赋能西安紫光国芯异质集成嵌入式DRAM(SeDRAM) 平台​

近日,武汉新芯集成电路制造有限公司(简称“武汉新芯”)——一家领先的集成电路研发与制造企业,与西安紫光国芯半导体有限公司(简称“西安紫光国芯”)开展专业领域纵深合作,其自主开发的3DLink™技术赋能西安紫光国芯异质集成嵌入式DRAM (SeDRAM) 平台,加速行业技术创新实现重大突破:异质集成嵌入式DRAM (SeDRAM)技术达到目前世界领先水平,相关技术论文已被IEDM 2020、CICC 2021成功录取,在IMW 2021也做了专题报告。武汉新芯基于全新的三维集成技术平台(3DLink™),实现了多款可定制化开发的工艺解决方案进入量产。
西安紫光国芯通过代工合作的方式使用武汉新芯晶圆堆叠技术3DLink™设计SeDRAM平台,将DRAM晶圆和其他不同工艺节点的逻辑晶圆利用Cu-Cu(铜-铜)互连的方式直接键合,实现对存储器的直接访问。通过定制的DRAM支持多种容量(64MB、128MB、256MB到8GB)和多种带宽;同时为不同逻辑工艺提供标准化接口和测试用IP,使SoC集成更加简单快捷。武汉新芯3DLink™技术突破传统封装级Micro-bump互连架构的限制,通过多片晶圆直接键合,达到高密度互连,实现从逻辑电路到存储阵列之间每Gbit高达34GB/s的带宽和0.88pJ/bit的能效。基于SeDRAM平台的两款SoC产品已经在武汉新芯大规模量产。

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@foofy Sir Xtacking TECH? is XMC part of YMTC?
 

WTAN

Junior Member
Registered Member
In a perfect world this would be the correct approach. Problem is there is no local equipment to force foreign companies to use them!!!

The whole problem lies just in one thing: the risk of suddenly the US forbidding sale of ANY type of semiconductor to China. Yeah... yeah... yeah.... I am being paranoid, but... If the US really wanted to screw China, this would be the best approach. Yeah... I know they would also screw a number of their own companies, but this is not an impossible thought.

Forbidding Huawi, ZTE and other companies to buy chips has hurt companies. More TSMC than American ones, but American companies have also been affected.

At the end of the day, what really matters is that China can manufacture semiconductors, PREFERABLY WITH LOCALIZED PROCESSES, but right now anything will do. If not, why is China buying all those billions and billions of dollars worth of foreign equipment in order to produce chips?

If Taiwan was willing to bring equipment to make their 2 billion dollars factory work, so much better. That is two billion dollars less China would need to spend.

Furthermore, two billion dollars factory is a drop of water in the ocean that China's needs represent. But once the equipment and the factory are up and running, there is no way they will leave China. And they would be secured in the territory.

SMEE will only be able tocope with China's needs years and years from now. In the meantime, the risk of a complete blocade exists.

My two cents.
The Locally made 28nm Production Line is ready and is slated to go into mass production at the end of the year.
TSMC, Samsung etc can be required to use a percentage of local Equipment in their newly planned production lines in Mature Nodes of 28nm or greater.
Ultimately the decision rests with the Government in consultation with local Semiconductor Equipment producers.
 

voyager1

Captain
Registered Member
The Locally made 28nm Production Line is ready and is slated to go into mass production at the end of the year.
TSMC, Samsung etc can be required to use a percentage of local Equipment in their newly planned production lines in Mature Nodes of 28nm or greater.
Ultimately the decision rests with the Government in consultation with local Semiconductor Equipment producers.
Do you know the production capacity?

E.g how many 28nm IC machines can be made per quarter (2022)?
 
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