"Trade related to the people's livelihood in the North Korea, especially those that embody humanitarian principles, should not be affected by sanctions".
"With its latest successful test of an intercontinental ballistic missile, North Korea has demonstrated intent and capability to hit the USA homeland - and as President Trump said, we must never allow this to happen", said Gardner who chairs the Senate East Asia, the Pacific, and International Cybersecurity Subcommittee.
While President Trump has said an armed conflict is not out of the question, Keane said the Trump administration would apply "maximum pressure" on China and others to stop conducting business with North Korea.
A Chinese government official said Thursday that China-North Korea trade was worth $2.6 billion in the first half of 2017, up about 10% over the same period previous year.
China's exports to North Korea rose 29.1 per cent in the first half of this year. Huang told reporters on Thursday that the rise in trade was mainly due to an increase in textile exports. "My bipartisan legislation gives those that now conduct trade with North Korea a clear choice - either do business with this heinous outlaw regime or do business with the world's leading economic and military power".More news: Madras HC quashes government's order that reserves seats for state board students
"The concern we have about something like that... it's likely an option on the table, is that North Korea would likely react that, that was all-out war and therefore react accordingly with bombing South Korea and actually starting an invasion of South Korea", he said.
North Korea on Friday threatened to take "corresponding measures" if the UN Security Council adopts another sanctions resolution in response to the North's test-launch of an Intercontinental Ballistic Missile (ICBM) on July 4.
US Secretary of State Rex Tillerson said China's cooperation on North Korea was "uneven" when he spoke to lawmakers last month, saying US officials were concerned about actions by both the government and other entities in China. Marco Rubio, R-Fla., is calling for more accountability for companies working with North Korea.
"Certain countries have no right to make wanton criticisms of China", Ms Su Xiaohui of the China Institute of International Studies, the Foreign Ministry think-tank, said in a front-page comment in the overseas edition of the official People's Daily on Wednesday.