U.S. sanctions Chinese, South African companies over Iran, petrochemicals

WASHINGTON (Reuters) - The United States has targeted a number of Chinese, Hong Kong and South African companies in a fresh round of Iran-related sanctions regarding petrochemicals, according to the U.S. State Department said in a statement on Wednesday.The entities targeted include Hong Kong-based Mcfly Plastic Hk Ltd, Saturn Oasis Co, Sea Charming Shipping Company Ltd; South Africa's SPI International Proprietary Ltd And Main Street 1095; and Chinese companies Dalian Golden Sun Import & Export..