The three legged frog/toad is considered very auspicious and lucky and believed to bring its owner prosperity and wealth.
It usually has one coin in its mouth. The position of the three legged toad is important.
Chinese feng-shui beliefs:
It is best to place somewhere near your main door discreetly on the floor or on the low shelf. It need not be seen. It can even be placed behind a couch near the main door.

The wealth Toad when kept in our Sheng Qi direction acts fast and best.
At work place, we can keep it on the work table.
At home, the money toad is placed opposite the entrance showing its third leg to the entrance, as it comes in, bringing prosperity to us.

The Fish is seen as a symbol of wisdom, faith, freedom, wholeness and purity. In China, the fish is an ancient symbol of Affluence and Abundance. The fish represents Yang Energy, which brings good Fortune. Fish also symbolize freedom from Restriction. 

The Golden Carp is a good fortune symbol known for its legendary courage to swim against rapid currents. It is the symbol of perseverance, achievement and career success. Also denotes a single-minded focus for literary and academic success. 

Chinese feng-shui beliefs: 

The Dragon Carp is for any business minded person who has great ambitions. Direction: Sheng Qi or North. 

Wealth Fish/Prosperity Fish has scales of coins and sits on a wave of water with both the fish and wave resting upon a pedestal of coins. Direction: South East or Sheng Chi. 

Normally, the Dragon Tortoise is depicted to have the head of a Dragon, the body of the turtle, with a baby turtle on its back and a special coin in its mouth and it sits upon a large pile of coins and ingots.
The symbolism is as follows:
As it has the head of the dragon which is a luck animal hence it the chi of success, courage and determination, combined  with the longevity of the tortoise, good descendant luck from the baby turtle on its back and the coin in its mouth depict financial prosperity.
Chinese feng-shui practice:
The East is the place traditionally associated with the dragon and so placing a dragon image in the East of our office or study room represents good feng shui.
It can be made or ceramic, crystal , or wood.
However, it is not advisable to place the dragon inside the bedroom and it is too yang a creature to symbolize inside the bedroom which should be maintained as a restful place.

Symbolize good luck particularly descendants luck and the power to transform our wishes into reality. In fact, this is preached in Buddhism that the cow has the power to transform our wishes into reality if we treat it with kindness, and also if we do not eat beef (cow’s meat). 

The cow is considered as a holy animal in India and Nepal. People here worship the cow and this animal holds a special place in the heart of people. 

Chinese Feng-shui practices: 

The Wish fulfilling cow is symbolic of good descendants luck. 

We display the cow sitting on a bed of coins and ingots anywhere on our office desk to enhance good fortune. 

In the house, the wish granting cow is placed in the South East sector as this sector is associated with wealth. Hanging a painting of a cow in the South East sector helps to energize wealth luck.

As the name suggests the wish granting cow is symbolic of a person’s wishes being fulfilled. It should only be used by people who do not consume beef (cow’s meat). 

Widely used by the businessmen and students.
It is believed that placing Crystal Globe on our table and revolving the crystal globe daily improves the business acumen and intelligence.
Scientifically a clear quartz crystal catches the light and reflects beautiful rainbows colors.
 Its power lies also in its structure growing reaching up towards light form type depths of the earth.

The Chinese consider Kuan Kung as the God of the War and also a God of Wealth. 

By placing the image of Kuan Kung in the house we are inviting powerful energies to protect the house. Kuan Kung is shown as sitting or standing or on horseback. His staff and sword should be intact as these are Kuan Kung’s two main weapons. 

Kuan Kung is symbolic of peace and harmony in the house. It provides protection for the patriarch and bring prosperity for all. 

Chinese feng-shui beliefs: 

Should be placed in the North West corner and facing the main door. Also, it should be placed high up as if he is watching the door. 

In an office we can place the Kuan Kung behind us to symbolizes that we always have powerful people supporting us. 

Also known as “The Three Immortals and a common household gods in China. They are the Fuk, Luk and Sau. 

Surprisingly, they seldom worshipped, but are commonly feature in many Chinese home to symbolize very good luck. 

Fuk is the God of Wealth and happiness should be placed in the center, between the other two, 

Luk is the God of high ranking and affluence, pictured on the right holding a ruzy, meaning that 10,000 good things will come to us with ease, and 

Sau is the God of health and longevity, pictured on the left holding a walking stick which represents longevity. 

A majestic animal and signifies nobility. It is Yang in nature.

The best location to place the horse is the living room and in the South corner. We should not display the horse in any of the bedrooms. Similarly in an office we should place the horse in the South sector When we place galloping horse in the south we want to invite fame & recognition into our lives.

Displaying the horse also symbolic of single people looking for a partner.

In symbolic Feng Shui it is used as one of the best methods to bring victory luck. A tribute horse is shown as a white horse laden with gift. We can put up a painting or picture of a tribute horse, and the color of the horse should be white. In the picture, the horse should be shown as being led by an official and not mounted. Also, when displaying a white tribute horse symbolizes upward mobility and promotion.

However it is not advisable to display a horse that is raring up especially if it is directly behind you or directly in front of you. This can lead to accidents involving damage to your limbs.

Ancient Chinese coins are tied together with red string/ribbons to activates the essence of good fortune of the coins. The coins should be hanged on the inside of doors so as deemed to be already inside a house.

We always use three coins rather than four or five as this number three itself is very auspicious. However six, seven or eight coins are also considered lucky numbers.
Beliefs:
In business the three coins tied with ribbon/string are use to activate/bring in money flow/luck. It should be placed in a red envelope and taped under the computer at work, or taped onto the cash register or stuck on the front cover of account book and bill books or other books registering cash dealings or any other important files. The coins can even be placed in the cash box in shops and at home. When sticking these coins on account book covers or on the inside of doors, always stick them with the yang side up i.e the side which has 4 Chinese characters written should be above and visible and the other side with the two characters should be below.

When we use it personally it is to symbolize never ending source of income where we can place the three coins tied with ribbon/string in our handbag or wallet or purse.
Hanging coins on the main door handle is an excellent way to bring money luck into our home which therefore benefits all the members of the house. The coins should be hung on the inside of the door and not outside. Remember that hanging coins on the main door is enough.
As the three ancient Chinese coins tied with ribbon/string are rather auspicious it therefore would be wonderful to give as gifts to our closed one since the act of giving is in itself is most auspicious especially when giving something as symbolically lucky as three coins in a red packet. We can do this when we attend any auspicious occasion or we can add the coins to the presents and gift that we give to celebrate the weddings and birthdays of our loved family members and good friends.
Another important use of coins is as a cure for certain Flying Star afflictions. The location in the house having star formations 3-2 and 2-3, which is called the bull fight sha, as the name suggests results in arguments and fights. The coins are used as remedy for this defect.

Symbolizes:
Reproduction, sexual union, life and zest for life or future life, life after death.
This hieroglyph is sometimes called the key of the Nile. The symbol is associated with Imkotep (living around 3000 B.C.E.), physician for the pharaoh’s family. Long after his death Imkotep was made the god of medicine or healing in Egypt.
(source: Dictionary of symbols, published 1991)