The Alliance for American Manufacturing (AAM) also pressed Obama to raise claims China manipulates its currency, perceived Chinese trade abuses and intellectual property theft with Xi when they meet on Friday.
The two men will hold an informal two-day summit at the secluded Annenberg Retreat in California for the first time since Xi assumed full power and Obama embarked on a second term.
Both sides are billing it as a chance to compare geostrategic visions and an opportunity for the leaders who will steer the world's most important great power relationship for the foreseeable future to forge a personal connection.
"We are hopeful that this focused two-day visit will yield new and meaningful results," said Scott Paul, AAM president, in a letter to Obama.
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"Americans are losing patience with China's refusal to play by the rules."
Paul also expressed disquiet that the US defense industry was overly reliant on Chinese suppliers for vital components of equipment as diverse as rocket fuel and night vision goggles.
And he called on the White House to take a more broad-based approach to combating perceived Chinese trade abuses, though he praised its targeted enforcement actions on tires, solar panels and in other areas.
"Unless you hit China in the wallet it has no incentive to improve the environment," he told reporters, referring specifically to intellectual property rights.
The White House has signaled that the issue of cyber espionage will be high on the agenda when Obama and Xi meet.
Officials say the two sides have agreed to hold regular, high-level meetings aimed at setting standards for behavior on cyber security and commercial spying.
The talks will focus not just on hacking but also on developing ground rules for operating in cyberspace.