中国国务院关税税则委员会4月4日宣布，自4月10日12时01分起，对原产于美国的所有进口商品，在现行适用关税税率基础上加征34%关税。现行保税、减免税政策不变，此次加征的关税不予减免。
商务部宣布，将高点航空技术公司等16家美国实体列入出口管制管控名单，将斯凯迪奥公司、BRINC无人机公司等11家涉台军售企业列入不可靠实体清单。
商务部宣布对原产于美国、印度的进口相关医用CT球管发起反倾销立案调查。
海关总署宣布暂停1家美国企业高粱输华资质，3家美国企业禽肉骨粉输华资质，2家美国企业禽肉产品输华。
商务部和海关总署宣布，对钐、钆、铽、镝、镥、钪、钇等中重稀土相关物项实施出口管制。
中国已在世贸组织就美国对华产品加征“对等关税”措施提起诉讼。
（中国财政部，中国商务部 1，2，3，4，5，海关总署 1，2）
BY 竹新社
Bitcoin mining is the process of adding new transactions to the Bitcoin blockchain. It’s a tough job. People who choose to mine Bitcoin use a process called proof of work, deploying computers in a race to solve mathematical puzzles that verify transactions.To entice miners to keep racing to solve the puzzles and support the overall system, the Bitcoin code rewards miners with new Bitcoins. “This is how new coins are created” and new transactions are added to the blockchain, says Okoro.
Some messages aren’t supposed to last forever. There are some Telegram groups and conversations where it’s best if messages are automatically deleted in a day or a week. Here’s how to auto-delete messages in any Telegram chat. You can enable the auto-delete feature on a per-chat basis. It works for both one-on-one conversations and group chats. Previously, you needed to use the Secret Chat feature to automatically delete messages after a set time. At the time of writing, you can choose to automatically delete messages after a day or a week. Telegram starts the timer once they are sent, not after they are read. This won’t affect the messages that were sent before enabling the feature.
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