These are a few very important notices. Please be sure to read them.

1. We will upgrade the architecture of Hong Kong Data Center from December 29 to January 1, Hong Kong time. Please make sure to backup your data. ( all customers )

- In the meantime, we will upgrade each node one by one. Because we need to handle data security. Cannot batch process.

- At the same time, you will unable to manage your server through a web page.

- We can ensure that your service is less affected by this upgrade, because your server will not be available until the node where your server is located is upgraded.

During this period, your node server will be offline for about 3 hours, and we will choose to do it in the morning or early hours of Hong Kong time to ensure that your business will be less affected.

2. We will upgrade the architecture of each node server as follows:

The server will be redeployed during this period, so be sure to back up your data.

The user data of PVM.n2 will be saved, but there is a risk of data loss.

The user data of PVM.n3 cannot be saved. As PVM.n3 is an Open Beta product, please understand.

- Each node server will be upgraded to 2Gbps LACP；;

- Upgrade to PVE architecture;

- Support for custom disks, IP numbers, etc.;

- Support VM automatic backup ( snapshot );

- Support Cloud ACL;

- Optional networks ( N2 | standard, n3 | Premium, IPv6-only, Global ), but not both;

3. Adjustment of Cart and Product structure:

- First of all, there will be no change in your package content, renewal price, discount, etc.

- From January 2019, we will use the following method to divide products:

A ) Burst Instances ( Xeon E5, IVY, DDR 3 )

B ) Common Instances ( Xeon E5, IVY, DDR 3 )

C) RAM instances ( Xeon E5, haswell, DDR 4 )

D ) Dedicated instances ( Xeon E3, Sky Lake / Kaby Lake, DDR 4 ). Each CPU Core is non-shard allocated to vCore.

4. After the architecture upgrade is completed, all existing VM's ( PVM.n2 and PVM.n3 ) will use the B ) common instance model by default.

5. PVM.n3 package will be adjusted;

- The configuration will be the same as the current PVM.n2 configuration ( including network, core and disk, etc. ); Prices will change you selects N3 Premium network in cart.

- Existing PVM.n3 users can upgrade to the new package or keep it.

6. PVM. N2 / N3. Large package will be offline and the existing package will be renewable

7. Hong Kong's network will be upgraded from March 10 to 15, 2019. Including N2 Standard and N3 Premium. We will connect AS 2914 NTT US.

Best regards,

DMIT INC MANAGEMENT AND NOC DEPT.

Thursday, December 27, 2018